Answers
[tex]\huge\text{Hey there!}[/tex]
[tex]\mathsf{(\dfrac{4}{9})^2}[/tex]
[tex]\mathsf{= \dfrac{4}{9}\times\dfrac{4}{9}}[/tex]
[tex]\mathsf{= \dfrac{4^2}{9^2}}[/tex]
[tex]\mathsf{\dfrac{4\times4}{9\times9}}[/tex]
[tex]\mathsf{4 \times 4 = \bold{16}\leftarrow \underline{Numerator}}[/tex]
[tex]\mathsf{9\times9 = \bf 81}\leftarrow\mathsf{\underline{Denominator}}[/tex]
[tex]\boxed{\boxed{\large\textsf{Answer: \boxed{{\bf \dfrac{16}{81}}}}}}\huge\checkmark[/tex]
[tex]\text{Good luck on your assignment and enjoy your day!}[/tex]
~[tex]\frak{Amphitrite1040:)}[/tex]
Related Questions
Based on a recent survey of 500 students,
the circle graph below shows how students
communicate
with friends.
How many more students chose social
media apps than phone calls to
communicate with friends?
A. 180 students
B. 12 students
C. 300 students
D. 36 students
Answers
I wanted to find you a higher-order differential equation that had a real-life application. Here is what I found: a cylindrical shaft of length L is rotating with angular velocity w. Find a function y(x) that models the deformation of the cylinder. Of course this is a little bit more specialized to the field of dynamics than what we studied this semester, but what I learned was that this can be modeled: dºy dx4 - a4y = 0
Answers
The given differential equation d⁴y/dx⁴ - a⁴y = 0 models the deformation of a cylindrical shaft rotating with angular velocity ω. The function y(x) represents the deformation of the cylinder.
To solve the differential equation, we can assume a solution of the form y(x) = A*cos(ax) + B*sin(ax), where A and B are constants to be determined, and 'a' is a parameter related to the properties of the cylinder.
Taking the fourth derivative of y(x) and substituting it into the differential equation, we have:
d⁴y/dx⁴ = -a⁴(A*cos(ax) + B*sin(ax))
Substituting the fourth derivative and y(x) into the differential equation, we get:
-a⁴(A*cos(ax) + B*sin(ax)) - a⁴(A*cos(ax) + B*sin(ax)) = 0
Simplifying the equation, we have:
-2a⁴(A*cos(ax) + B*sin(ax)) = 0
Since the equation must hold for all x, the coefficient of each term (cos(ax) and sin(ax)) must be zero:
-2a⁴A = 0 (coefficient of cos(ax))
-2a⁴B = 0 (coefficient of sin(ax))
From these equations, we find that A = 0 and B = 0, which implies that the only solution is the trivial solution y(x) = 0.
Therefore, the solution to the differential equation d⁴y/dx⁴ - a⁴y = 0 is y(x) = 0.
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Your bagel store sells plain, onion, and pumpernickel bagels. One day you sold 300 bagels total; you sold twice as many plain as onion bagels; and you sold 100 more pumpernickel than plain bagels. How many bagels of each type did you sell that day?
Answers
Sold 80 plain bagels, 40 onion bagels, and 180 pumpernickel bagels that day.
How about we relegate factors to address the quantity of bagels sold for each kind. Let's say that P denotes the quantity of plain bagels, O the quantity of onion bagels, and Pu the quantity of pumpernickel bagels.
We realize that the absolute number of bagels sold is 300, so we have the condition P + O + Pu = 300.
Given that you sold 100 more pumpernickel bagels than plain bagels and that you sold twice as many plain bagels as onion bagels, the equation P = 2O can be written. Additionally, the equation Pu = P + 100 can be written.
Subbing the second and third conditions into the primary condition, we get 2O + O + (2O + 100) = 300.
We can reduce this equation to 5O = 200.
Partitioning the two sides by 5, we track down O = 40.
Pu = P + 100 = 80 + 100 = 180 and P = 2O = 2 * 40 = 80, respectively.
Accordingly, you sold 80 plain bagels, 40 onion bagels, and 180 pumpernickel bagels that day.
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Please help me with this
Answers
Answer:
x = -2
Step-by-step explanation:
y = -4
2x -3y = 8
Substitute the first equation into the second equation
2x - 3(-4) = 8
2x +12 = 8
Subtract 12 from each side
2x+12-12 = 8-12
2x = -4
Divide by 2
2x/2 = -4/2
x = -2
Since 2005, the amount of money spent at restaurants in a certain country has increased at a rate of 5% each year. In 2004, about 5430 billion was spent at
restaurants. If the trend continues, about how much will be spent at restaurants in 2014?
About 5 billion will be spent at restaurants in 2014 if the trend continues
(Round to the nearest whole number as needed.)
Answers
Answer:
8845 billion
Step-by-step explanation:
Since exponential growth is given by;
P = a( 1 + r)^t
Where;
P = amount spent after t years
r = exponential growth rate
t = time interval
2004 - 2014 is an interval of 10 years. If 5430 billion was spent in 2004 and the growth rate has been 5% each year, then;
P= 5430 * 10^9(1 + 5/100)^10
P = 8845 * 10^9
P = 8845 billion
To go from Seattle, Washington, to Los Angeles, California, using the Interstate Train Company, one must travel through San Francisco, California, or Salt Lake City, Utah. Using the information given in the table, which route is shorter and by how much?
Answers
Answer:
The answer is BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB
To travel 1400miles from Seattle to Los Angeles it will take the train 35 hours
What is rate?A rate is the ratio between two related quantities in different units. For example , the train travels 80 miles in 2hrs . the two quantities that are related here are distance and time
here, we have,
distance in miles and time in hours
the time to travel for 1 mile
= 2/80 = 1/40 miles
for the train to travel 1400 miles , it will take it
1/40× 1400
= 35 hours
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complete question:
There is a train that travels from Seattle, Washington, to Los Angeles, California. In its first 2 hours the train went about 80 miles including stops. At this rate, how longer will it take to travel the 1400 miles from Seattle to Los Angeles?
A plane intersects one cone of a double-napped cone such that the plane is parallel to the generating line. What conic section is formed?
Answers
When a plane intersects one cone of a double-napped cone parallel to its generating line, the resulting conic section is a parabola.
A double-napped cone consists of two identical, opposite-facing cones joined at their vertices. Each cone has a generating line, which is the line passing through the vertex and the apex of the cone. When a plane intersects one of the cones parallel to its generating line, the resulting conic section is a parabola.
To understand why this intersection forms a parabola, we can examine the properties of a parabola. A parabola is defined as the locus of all points that are equidistant from the focus (a fixed point) and the directrix (a fixed line). In the case of a cone, the vertex serves as the focus, and the generating line can be considered as the directrix.
When the plane intersects the cone parallel to the generating line, the points of intersection are equidistant from the vertex and the generating line. This property matches the definition of a parabola. The resulting conic section will have a characteristic U-shape, with the vertex of the parabola coinciding with the vertex of the cone.
In conclusion, when a plane intersects one cone of a double-napped cone parallel to the generating line, the resulting conic section is a parabola. The parallel intersection ensures that the points on the conic section are equidistant from the vertex and the generating line, fulfilling the definition of a parabola.
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Interpret the following Sigma Notation
n=152n
Answers
-8305
And in this form it would be
-151 + -302 + -435 -604 -755 + -906 + 1057 +-1208 + -1359 + 1510
simplify the expression
Answers
Answer:
7m ^1÷2
Step-by-step explanation:
see attached joint
hope it helps
9. Consider the following permutation. 2 3 4 5 (₂2 24 5 1 6 a. Decompose into a product of cycles b. Decompose into the product of transposition. C. Decide if o is even or odd. 6 7 3 3)
Answers
a. The decomposition into cycles is (2 5 6 3 4).
b. The decomposition into transpositions is (2 5)(5 6)(6 3)(3 4).
c. The permutation is even.
We have,
To decompose the given permutation into cycles, we start with the first element and follow its path:
Starting with 2, we see that it goes to 5.
5 goes to 6.
6 goes to 3.
3 goes to 4.
Finally, 4 goes back to 2, completing the cycle.
The cycle can be represented as (2 5 6 3 4).
To decompose the permutation into transpositions, we consider each adjacent pair of elements and write them as separate transpositions:
(2 5)(5 6)(6 3)(3 4)
Now, we can observe that the permutation has a total of four transpositions.
To determine if the permutation is even or odd, we need to count the number of transpositions.
In this case, there are four transpositions, which means the permutation is even since the number of transpositions is even.
Therefore,
a. The decomposition into cycles is (2 5 6 3 4).
b. The decomposition into transpositions is (2 5)(5 6)(6 3)(3 4).
c. The permutation is even.
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Help me please I will give u a lot of points answer quick
Answers
Answer:
In the first box: 24a
In the second box: +12
In the third box: 24a + 12
Step-by-step explanation:
For the first box, you're multiplying 3 times 8a. Since we don't know a, we leave it alone and just multiply the number next to it. So 3 x 8 = 24...3 x 8a = 24a
3 times a positive 4 is a positive 12 (this is kind of a weird way to write it, but area models are weird, imo.
It's just trying to show that you multiply the 3 by every part of what's inside the parentheses.
Show that the series (sin x)2 x 2n +1 n=1 is uniformly convergent in R.
Answers
To prove that the given series (sin x)2 x 2n +1 n=1 is uniformly convergent in R, we'll make use of the M-test for uniform convergence.
Let f(x,n) = (sin x)2 x 2n +1 n=1
Let Mn = sup[ f(x,n) ] ( x in R )
To find Mn, we differentiate f(x,n) w.r.t. x, set it to zero to get its critical points and find its maximum at these critical points.
Now, f'(x,n) = 2 sin(x) cos(x) x 2n+1 - (sin(x))2 (2n + 1)x2n = sin(x)x2n[ 2 cos(x) - (2n+1)(sin(x)/x) ]= 0 either when sin(x) = 0, i.e. at x = nπ for any integer n, or when cos(x) = (2n+1)(sin(x)/x) / 2 (for non-zero values of x).
The values of x for which cos(x) = (2n+1)(sin(x)/x) / 2 are the critical points.
But since | (2n+1)(sin(x)/x) / 2 | <= | 2n + 1 | / 2, we have | cos(x) | <= | 2n + 1 | / 2.
Hence, the critical values of cos(x) for any given value of n are between - (2n+1)/2 and (2n+1)/2 (note that these values depend on n).
Hence, we have:
Mn = sup[ f(x,n) ] ( x in R )<= sup[ f(x,n) ] ( x in [- (2n+1)/2, (2n+1)/2] )<= f((2n+1)/2,n) = [(2n+1)/2]2n+1 sin((2n+1)/2)
This last step uses the fact that sin(x) <= 1 for all x and (sin(x))2 <= 1 for all x, as well as the observation that f(x,n) is odd, so its maximum will occur at x = (2n+1)/2.
Hence, we have:
Mn <= [(2n+1)/2]2n+1 sin((2n+1)/2)
Now, we claim that this upper bound of Mn goes to zero as n goes to infinity.
To show this, we use the fact that sin(x)/x -> 1 as x -> 0. Hence, sin((2n+1)/2) / (2n+1)/2 -> 1 as n -> infinity. Thus, [(2n+1)/2]2n+1 sin((2n+1)/2) -> 0 as n -> infinity.
Therefore, by the M-test, the series (sin x)2 x 2n +1 n=1 is uniformly convergent in R.
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select all the measurements that create a unique triangle
Answers
First of all, a journey refers to traveling from one place to another. When it comes to journeys, train journeys take the top spot. A train journey certainly is a wonderfully joyous occasion. Furthermore, train journeys fill individuals with a feeling of intense excitement. This mode of the journey is best when the travel distance is long. A train journey creates an aura that cannot be experienced with other types of journeys.
My Experience of Journey by Train
I have always been an avid supporter of train journeys. My involvement with train journeys began in childhood. I live in Lucknow and from here I have undertaken many train journeys. Furthermore, since childhood, I have paid several visits to the hill station of Almora to meet my relatives. Almora is a hill station located in the state of Uttarakhand. Most noteworthy, Almora is situated in the Himalayan mountain region. Due to this, trains cannot travel directly to Almora. Consequently, Kathgodam is the last town station accessible by trains before the mountain range begins.
The trip from Lucknow to kathgodam is quite a lively experience. I have always ensured the reservation of my seats beforehand. So, my train journey begins from Lucknow railway station. As the train undergoes motion and leaves the Lucknow railway station, my excitement begins to rise. Moreover, as the train gathers speed, a thrilling feeling overtakes me.
My train journey from Lucknow to Kathgodam is probably 8-10 hours duration. However, I enjoy every minute of it in spite of the journey being so long. Furthermore, all along the journey, one can purchase items of food and drinks. I almost always purchase meals and refreshments at least twice in the journey.
When slumber overtakes me, I make use of the sleeping berth. I personally find sleeping on the train berth very comfortable. When I wake after a deep sleep, mountains are visible from a distance. Moreover, as the train approaches Kathgodam with menacing speed, the view of mountains gets bigger and bigger. Also, my amusement greatly rises as I see the Himalayas draw closer. Finally, as the train stops at Kathgodam, my delightful train journey comes to an end.
Why Do I Like to Travel by Train?
Comfort is one of the biggest advantages of a train journey. Most noteworthy, one can move freely in a train cabin. Furthermore, in trains, there is a possibility of an ample foot room. Moreover, trains offer comfortable sleeping berths. All of this makes the train journey a relaxing experience.
Beautiful sightseeing is another noteworthy benefit of train journeys. As the train travels, one can enjoy the views of the countryside, farms, forests, factories, etc. This makes train journeys more comprehensive than journeys by air or road.
Train journeys offer a variety of opportunities to pass time. Furthermore, the train offers a sociable environment. In train journeys, conversations between passengers almost always take place. One can make new friends with traveling passengers on the train easily. Also, one can spend time in a handsome manner on a train journey. In a train journey, one can spend time reading something, listening to music, watching videos, sleeping/resting comfortably, etc.
To sum it up, train journeys are truly one of a kind. The train journey offers uniqueness like no other journey. Most noteworthy, the charm of such a journey is unmatchable. The train journey certainly offers an unforgettable rich experience.
C. 00:00 Two sides and an included angle
E. 00:00 All three sides
Step-by-step explanation:
A triangle can be defined as a shape with 3 sides.
A unique triangle can be defined as a triangle that no other triangle can be drawn or created from it.
It is also called a unique triangle because it can be drawn only in a specific way.
Features of a Unique Triangle includes:
a) A triangle that the length of its three sides is known or given.
b) A triangle that the length of two sides is given as well as an included angle.
c) A triangle that two angles are given or known as well as the length of an included side.
d) A triangle that two angles are known or given and a non-included side length is given as well.
What is the value of x In the solution to the system of equations below?
6х + Зу = 13
3х - у = 4
F. 1
G. 5/3
H. 8/3
J. 7/3
Answers
Answer:
The answer is G. 5/3
Step-by-step explanation:
I used the elimination process and multiplied the second equation by three which allowed me to cancel out the positive and negative three y's.
6x+3y=13
(3x-y=4)*3
6x+3y=13
9x-3y=12
6x+9x=15x
13+12=25
15x=25
15x/15=25/15
By dividing, the fifteens on the left cancel out leaving:
x=1.66667 or 1 2/3 = 5/3
I hope this helps. :)
Bakery makes cupcakes and three different flavors chocolate, vanilla, and strawberry, with two choices of topics, butterscotch or pumpkin in two different sizes small or large how many different outcomes are there?
Answers
Answer:
24 or 12
Step-by-step explanation:
Multiplication
Please answer correctly! I will mark you Brainliest!
Answers
Answer:
4.1 inches
I would appreciate Brainliest, but no worries.
Answer:
6
Step-by-step explanation:
the formula for the sphere's volume is [tex]\frac{4}{3} *\pi *r^3[/tex]
so when you set that equal to 288[tex]\pi[/tex], you get 6 as the radius
can someone tell me the answer to this
Answers
Answer: W=12m
Step-by-step explanation:
Find the definite integral by computing an area.
∫ 2dx
Answers
The indefinite integral ∫ 2dx evaluates to 2x + C, where C is the constant of integration.
The definite integral ∫ 2dx represents the area under the curve y = 2 from the lower limit to the upper limit. In this case, since there are no limits provided, the integral represents the indefinite integral, which evaluates to 2x + C, where C is the constant of integration.
The definite integral ∫ 2dx represents the area under the curve y = 2 with respect to x. Since there are no specific limits provided in the integral, it becomes an indefinite integral. To evaluate this indefinite integral, we integrate the function 2 with respect to x. The integral of a constant function is equal to the constant multiplied by x. Therefore, the result of the integral is 2x + C, where C is the constant of integration.
The indefinite integral 2x + C represents a family of functions that differ by a constant. This means that there are infinite functions that satisfy the derivative of 2x + C equals 2. The constant of integration, denoted by C, can take any real value, and it represents the arbitrary constant that accounts for all possible functions in the family. Hence, the indefinite integral ∫ 2dx evaluates to 2x + C, where C is the constant of integration.
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A random sample of 36 cars of same model has an average gas mileage of 35 miles/gallon with a sample standard deviation of 3 miles/gallon. Find: (a) the standard error, (b) the error, (c) the 95%
Answers
The standard error is 0.5, (b) the error is 1.015, and (c) the 95% confidence interval is (33.985, 36.015).
A random sample of 36 cars of the same model has an average gas mileage of 35 miles/gallon with a sample standard deviation of 3 miles/gallon.
To find out the standard error, error, and the 95% confidence interval, we need to follow the following steps:
Step 1: Finding the Standard Error The formula for standard error is given as: Standard Error (SE) =
,[tex]\frac{s}{\sqrt{n}}[/tex]
where s is the sample standard deviation and n is the sample size.
Given, Sample standard deviation (s) =
3Sample size (n) = 36
The standard error (SE) is:
SE = [tex]$\frac{3}{\sqrt{36}}$\\SE = 0.5[/tex]
Thus, the standard error is 0.5.
Step 2: Finding the ErrorThe formula to calculate the error is given as:
Error (E) = t × SE
where t is the t-value of the distribution corresponding to the desired level of confidence.
For a 95% confidence interval with 35 degrees of freedom, the t-value is 2.030.The value of the error is:
Error (E) = 2.030 × 0.5E = 1.015
Thus, the error is 1.015.
Step 3: Finding the 95% confidence interval
The 95% confidence interval is given by the formula:
[tex]CI = $\overline{x}$ \pm t$_{\frac{\alpha}{2}, n-1}$ \times SE[/tex]
where [tex]$\overline{x}$[/tex]
is the sample mean,
[tex]t$_{\frac{\alpha}{2}, n-1}$[/tex]
is the t-value for the given confidence level and the degrees of freedom, and SE is the standard error. Given,
Sample mean
[tex]($\overline{x}$) = 35SE = 0.5t$_{\frac{\alpha}{2}, n-1}$ = t$_{\frac{0.05}{2}, 35}$ = t$_{0.025, 35}$[/tex]
The value of
[tex]t$_{0.025, 35}$[/tex]
can be found using the t-table or a calculator and is approximately equal to 2.030.
Substituting these values in the formula, we get:
CI = 35 ± 2.030 × 0.5CI = 35 ± 1.015
The 95% confidence interval is (33.985, 36.015).
Thus, (a) the standard error is 0.5, (b) the error is 1.015, and (c) the 95% confidence interval is (33.985, 36.015).
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What are the first four marks on the x-axis for the following graph?
Y= 3/4sin3x/2
Answers
Answer:
uhh i don't know the answer sorry
Step-by-step explanation:
ummm i Don't know
if a parametric surface given by r1 (u,v) = f(u,v)I + g(u,v)j + h(u,v)k and -5≤ u≤5, -4≤v≤4, has surface area equal to 2, what is the surface area of the parametric surface given by 22 (u,v) = 5r1 (,uv) with and -5≤ u≤5, -4≤v≤4?
Answers
To find the surface area of the parametric surface given by 22 (u,v) = 5r1 (u,v), where r1 (u,v) is a parametric surface with a known surface area of 2, we need to consider the scaling factor of 5. The surface area of the parametric surface given by 22 (u,v) = 5r1 (u,v) is 10.
The surface area of a parametric surface can be calculated using the formula ∬||ru x rv|| dA, where ru and rv are the partial derivatives of the position vector r with respect to u and v, and ||ru x rv|| is the magnitude of their cross product.
When we scale the original parametric surface by a factor of 5, the scaling applies to each component of the position vector, resulting in a scaling factor of 5 for ||ru x rv||. Therefore, the new surface area is 5 times the original surface area, i.e., 5 * 2 = 10.
Thus, the surface area of the parametric surface given by 22 (u,v) = 5r1 (u,v) is 10.
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Question is in picture
Answers
Step-by-step explanation:
you're multiple times a day po
hope it helps
Dr. Jones deposited $500 into an account that ears 6% simple interest. How many years will it take for the value of the account to reach $2000
Answers
Answer:
50 years
Step-by-step explanation:
Given data
Principal= $500
Rate= 6%
Amount = $2000
The simple interest expression is given as
A=P(1+rt)
Substitute
2000= 500(1+0.06*t)
open bracket
2000=500+ 30t
2000-500=30t
1500=30t
t= 1500/30
t= 50 years
Hence the time is 50 years
Answer:
50 years
Step-by-step explanation:
Formula for simple interest:
I = Prt
where
I = interest earned
P = principal amount deposited
r = annual interest rate
t = number of years
When the account reaches $2000, $500 is from the principal and
$2000 - $500 = $1500 is from the interest.
We use the simple interest formula to find the number of years needed to earn $1500 in interest from $500 principal at 6% interest rate.
1500 = 500 * 0.06 * t
t = 50
Answer: 50 years
Nicole has a bag filed win 8 red marbles 6 blue marbles and 9 green marbles. What is the probability of her choosing a red marble, then a blue marble without replacing them
Answers
Answer:
34.78
Step-by-step explanation:
8/23
in counseling and psychotherapy groups, member-to-member contact outside of group often results in _____ and _____. group of answer choices
Answers
In counseling and psychotherapy groups, member-to-member contact outside of the group often results in subgroups and hidden agendas
According to various research studies on Personal relationships among specialty group members, such as counseling and psychotherapy groups, which was concluded that member-to-member contact outside of the group often results in SUBGROUP and HIDDEN AGENDAS.
However, Most of the time, which can lead to damaging situations.
Therefore it is considered a sensible strategy to prevent the formation of such subgroups.
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2/5+3/6 GETS BRAINLIEST
Answers
Answer:
27/30
Step-by-step explanation:
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Answer:
9/10 or 0.9
Step-by-step explanation:
When adding fractions, you look at each of them as an equal number, or a whole.
25+36
91
So, now all we have to do is convert it to it's closest form. (In tenths, since we are adding tenths.)
90
And it would be 9/10, or 0.9
Hope this helps!
b. If each square has a side length of 61 cm, write an expression for the surface area and another for the volume of the figure
Answers
Answer:
6*(61^2) and 61^3
Step-by-step explanation:
If the squares have a side length of 61 (assuming this is a cube) our surface area is 6*(61^2) because each side is a square and there are six sides.
As for the volume, we have 61^3.
Hope this was helpful.
~cloud
20 points for this!! thank you
Answers
Answer:
not a function becuz 2 repeats its self twice
Step-by-step explanation:
Answer:
You are welcome
Step-by-step explanation:
In the woods, a hunter is shooting at a hare. The probability of success for his first shot is 12. If he misses his first shot, the probability of success for his second shot is 1/4. If he misses his second shot, the probability of success for his third shot is 1/8. If he misses his third shot, the probability of success for his forth shot is 1/16. (1) The probability that he hits the hare within his first 2 shots is most nearly (a) 0.7 (b) 0.8 (c) 0.9 (d) 1 (2) The probability that he hits the hare within his first 3 shots is most nearly (a) 1 (b) 0.9 (c) 0.8 (d) 0.7 (3) The probability that he hits the hare within his first 4 shots is most nearly (a) 0.9 (b) 0.7 (c)1 (d) 0.8
Answers
The probability that he hits the hare within his first 4 shots is 0.8789.
Probability of success for the first shot = P1 = 12 Probability of missing the first shot = 1 – P1 = 1 – 12 = 12 Probability of
success for the second shot, given that the first shot missed = P2 = 14Hence, the probability that he hits the hare within
his first 2 shots is:P1 + (1 – P1)P2= 12+(12)×(14)= 12+16= 38(2) The probability that he hits the hare within his first 3 shots is
most nearly (a) 1 (b) 0.9 (c) 0.8 (d) 0.7We have to find the probability of hitting the hare within his first 3 shots. Probability
of success for the first shot = P1 = 12Probability of missing the first shot = 1 – P1 = 1 – 12 = 12Probability of success for the
second shot, given that the first shot missed = P2 = 14Probability of success for the third shot, given that the first two
shots missed = P3 = 18Hence, the probability that he hits the hare within his first 3 shots is:P1 + (1 – P1)P2 + (1 – P1)(1 –
P2)P3= 12+(12)×(14)+(12)×(34)×(18)= 12+16+18×(12)= 1316= 0.8125(3) The probability that he hits the hare within his first 4
shots is most nearly (a) 0.9 (b) 0.7 (c)1 (d) 0.8We have to find the probability of hitting the hare within his first 4
shots. Probability of success for the first shot = P1 = 12Probability of missing the first shot = 1 – P1 = 1 – 12 = 12Probability
of success for the second shot, given that the first shot missed = P2 = 14Probability of success for the third shot, given
that the first two shots missed = P3 = 18 Probability of success for the fourth shot, given that the first three shots missed
= P4 = 116Hence, the probability that he hits the hare within his first 4 shots is:P1 + (1 – P1)P2 + (1 – P1)(1 – P2)P3 + (1 – P1)
(1 – P2)(1 – P3)P4= 12+(12)×(14)+(12)×(34)×(18)+(12)×(34)×(78)×(116)= 12+16+18×(12)+18×(78)×(116)= 7892= 0.8789
Therefore, the answer is (d) 0.8.
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If the stream narrows from 30 feet to 20 feet, which of the following statments will be true. a. The width of the stream decreased and the velocity should decrease also. b. The width of the stream has narrowed and the velocity should increase. c. The width of the stream has narrowed and the velocity should stay the same.
Answers
If the stream narrows from 30 feet to 20 feet, the width of the stream has narrowed, and the velocity should increase. The correct answer is b.
According to the principle of conservation of mass, when the width of a stream narrows, the volume flow rate (the amount of water passing through a given point per unit time) must remain constant if there are no other factors involved.
The volume flow rate (Q) can be calculated as the product of the cross-sectional area (A) and the velocity (v): Q = A * v.
When the width of the stream narrows from 30 feet to 20 feet while the volume flow rate remains constant, the cross-sectional area decreases. To maintain a constant volume flow rate, the velocity must increase.
This is because the same amount of water is passing through a smaller cross-sectional area, requiring an increase in velocity to compensate for the reduced width.
Therefore, the correct statement is that the width of the stream has narrowed, and the velocity should increase.
The correct answer is b.
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