Can someone help with this!

Can Someone Help With This!

Answers

Answer 1

In the given image, [tex]a_{23}[/tex] is 5. The correct option is the first option 5

Matrix notation

From the question, we are to determine which entry in the given matrix represents [tex]a_{23}[/tex]

NOTE: For any entry denoted as [tex]a_{mn}[/tex], it represents the entry in the m-th row and n-th column.

Thus,  

 [tex]a_{23}[/tex] represents the entry in the 2nd row and 3rd column.

In the given image, the entry in the 2nd row and 3rd column is 5.

Hence, in the given image, [tex]a_{23}[/tex] is 5. The correct option is the first option 5

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Can Someone Help With This!

Related Questions

please hurry it’s timed
Which of the following is an asymptote of y=csc(x)?
x= -pi
x= -pi/3
x= pi/4
x= pi/2

Answers

Answer:

x = -π

Step-by-step explanation:

An asymptote line is a line that the graph does not intercept or pass through but rather approaches it. An asymptote line also is considered to be a line of undefined value of function because if an asymptote is x = a then f(a) is undefined.

The question gives a function y = csc(x) which is in another form, y = 1/sin(x).

We have to find the value of x that turns the function in undefined and that x-value will be your asymptote.

From a unit circle, we know that sin(-π) = -sin(π) = 0. Since sin(-π) = 0 —> y = csc(-π) = 1/sin(-π) = 1/0

Now we find out that at x = -π, csc(x) is not defined and hence, an asymptote is x = -π

Necesito las respuestas

Answers

Answer:

I need it in English please so I can helps

Parallel to y=12x−4, through (4, 5)

Write the slope intercept form of each equation of the line. Use a fraction for slope

Answers

Answer: y = 12x - 43

Step-by-step explanation: i hope that helps

by factoring, identify the zeros of the quadratic function f (x) = x²-9x-22

Answers

Answer:

x= -2, x= +11

Step-by-step explanation:

I hope this is right!

To factorise, we need two numbers that add to make -9 and multiply together to make -22.

2 - 11 works, so we put it in the brackets in this order.

(x + 2) (x - 11)

so x + 2 = 0 and x - 11 =0

but we could also simplify this to say that x could be either -2 or + 11.

I hope this helps.

Have a lovely day.

A population of paramecia, P, can be modeled using the exponential
function P(t) 3(2), where t is the number of days since the
population was first observed. Which domain is most appropriate
=
to use to determine the population over the course of the first two
weeks?

Answers

The appropriate domain of the population function is 0 ≤ t ≤ 14

How to determine the domain?

The function is given as:

P(t) = 3(2)^t

From the question, we understand that the maximum time is 2 weeks.

2 weeks in days is 14 days

This means that the function is valid for 14 days i.e. t = 0 to 14

Hence, the appropriate domain of the population function is 0 ≤ t ≤ 14

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can you help me please ​

Answers

there you go hope it helps :)

Danielle Cecil's driver-rating factor is 1.60 and her car is in age group D and insurance-rating group is 12.
She wants 100/300 bodily injury and $50,000 property damage coverage.
102377

Answers

The value of the annual premium will be $1134.40

How to calculate the premium?

From the information given, the annual base premium will be:

= Liability premium + Collision premium + Comprehensive premium

= $383 + $240 + $86

= $709

The annual premium will be:

= Annual base premium × Driver eating factors

= $709 × 1.60

= $1134.40

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Which graph represents a linear function?

Can give brainliest!!

Answers

graph number 1! A good way to remember this is linear has the word line in it, and all linear functions are lines!
Graph number 1 represents a linear function

Which of the following best describes the slope of the line below?

Answers

Answer:

Zero

Step-by-step explanation:

the line is not going up or down therefore there is no slope

Please please please help meeeeeeeee and I WILL mark you brainliest ​

Answers

microphone is one of the world's quietest microphones, and it comes complete with a ton of essential access

Any Help Will Be Appreciated!

Answers

Answer:

-148

Step-by-step explanation:

Hello!

We can evaluate by plugging in -3 for x, and -7 for y in the expression [tex]3x^3 - 2x^2 + 7y[/tex]

Evaluate[tex]3x^3 - 2x^2 + 7y \text{ for x=-3, and y=-7}[/tex][tex]3(-3)^3 - 2(-3)^2 + 7(-7)[/tex][tex]3(-27) - 2(9) - 49[/tex][tex]-81 - 18 - 49[/tex][tex]-148[/tex]

The evaluated value is -148.

Answer:

-148

Step-by-step explanation:

Identify the expressions for which limits exist.

Answers

Answer:

Step-by-step explanation:

Limits exist for:

[tex]\lim_{x \to4 \4} \frac{x^2 -x-12}{4-x}[/tex] = [tex]\frac{(x-4)(x+3)}{4-x}[/tex] = ( - 1 )( x + 3 ) = - 7

[tex]\lim_{x \to \ 2} \frac{x^2 +2x-8}{2-x}[/tex] = [tex]\frac{(x+4)(x-2)}{2-x}[/tex] = ( - 1 )( x + 4 ) = - 6

[tex]\lim_{x \to2 } \frac{x^2 +3x - 10}{x^2 -4}[/tex] = [tex]\frac{(x+5)(x-2)}{(x+2)(x-2)}[/tex] = [tex]\frac{x+5}{x+2}[/tex] = [tex]\frac{7}{4}[/tex]

If f(x) = (1/9)(9*), what is f(3)? A. 729 B. 81 C.1/729 D.1/81​

Answers

Answer:

B. 81

Step-by-step explanation:

Note. It is assumed * is x in the function notation.

Given

Function f(x) = (1/9)(9ˣ)

Rewrite it as:

f(x) = 9⁻¹ 9ˣ = 9⁻¹⁺ˣ = 9ˣ⁻¹

Find f(3)

Substitute the value of x into equation:

f(3) = 9³⁻¹ = 9² = 81

Correct answer choice is B

A stock is changing value by -$0.12 each minute. The stock’s value will have changed by -$1.68 after
minutes.

Answers

Answer:

14 Minutes

Step-by-step explanation:

1.68 divided by 0.12 is 14 or Multiply 0.12 by 14 and you get 1.68.

What is the volume of a rectangular prism that has a length of 18 inches, a width of 1 foot, and a height of 14 inches?

252 in. 3
568 in. 3
1,272 in. 3
3,024 in. 3

Answers

Answer:

252 in^3

Step-by-step explanation:

give brainliest, please!

hope this helps :)

to figure out the volume we have to multiply the base, and height together.

the base is 18 and the height is 14.

18 times 14 = 252

252 in^3

Answer:

3,024 in. 3

Step-by-step explanation:

1 foot = 12 inches

18x12x14= 3024

I just did this assignment

The whooping crane is Canada’s tallest bird. When the angle of elevation of the sun
decreases from 30° to 25°, the length of a whooping crane’s shadow increases by 62 cm.
How tall is the whooping crane?

Answers

The crane is 139.8cm tall.

what is angle of elevation?

The angle formed by the line of sight and the horizontal plane for an object above the horizontal.

Using Trigonometry

tan 30 = h/y

1/√3 = h/y

y= h√3

and, tan 25= h/y+62

         0.96= h/(h√3 +62)

             h= 0..96 (h√3 +62)

             h= 0.96*h*1.732+0.96*62

             h=0.796h +28.52

             0.2404h= 28.52

                  h= 139.8 cm

Hence, whooping crane is 139.8 cm.

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Which is a coefficient in the expression below?

(r – 2) + s(10 – t)

Answers

Answer:

-2

Step-by-step explanation:

coefficient is the number without a letter next to it

HELP ASAP!!
What is the midpoint of the line segment graphed below?

Answers

choice (A) is correct

hope it helps

four subtracted from twice a number is two. what is the number

Answers

Answer: 3

Step-by-step explanation:

      First, we will write a mathematical equation for the phrase given.

-> Let n be "a number"

             four subtracted from twice a number is two

             four subtracted from twice a number = 2

             (twice a number) - 4 = 2

             2n - 4 = 2

      Now, we will solve this equation by isolating the variable.

             2n - 4 = 2

             2n = 6

             n = 3

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Find all the missing side lengths for the following ITS WORTH 20 points plsss help and ill like !!

Answers

the answer is in the photo

4. What is the measurement of 2 and 11?

Answers

Answer:

look at the photo

...................................

complete the equation of the line.​

Answers

Answer:

see the attachment photo!

to get the equation of any straight line, we simply need two points off of it, let's use the provided points in the picture above.

[tex](\stackrel{x_1}{0}~,~\stackrel{y_1}{-3})\qquad (\stackrel{x_2}{1}~,~\stackrel{y_2}{1}) ~\hfill \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{1}-\stackrel{y1}{(-3)}}}{\underset{run} {\underset{x_2}{1}-\underset{x_1}{0}}} \implies \cfrac{1 +3}{1 +0}\implies 4 \\\\\\ \begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{(-3)}=\stackrel{m}{4}(x-\stackrel{x_1}{0}) \\\\\\ y+3=4x\implies y=4x-3[/tex]

Area of a rectangular playground in residential society is 2 2/5 km square and one of its sides is 1 2/5 km/ find the length of the other side

Answers

Step-by-step explanation:

area of a rectangle is

length × width

so, in our case

2 2/5 km² = 1 2/5 × width (or length, it does not matter)

12/5 km² = 7/5 × width

width = 12/5 / 7/5 = 12×5 / 7×5 = 12/7 = 1 5/7 km

Solve for y 4/7t+2:7=6

Answers

Answer:

1/7

Step-by-step explanation:

Find the value of x in the triangle shown below.
x=
58°
6
6
20%
5.8

Answers

Answer:

x = 61°

Step-by-step explanation:

since the triangle has 2 congruent sides then it is isosceles with the 2 base angle being congruent, both x°

the sum of the 3 angles in the triangle = 180° , then

x + x + 58° = 180°

2x + 58° = 180° ( subtract 58° from both sides )

2x = 122° ( divide both sides by 2 )

x = 61°

The statistical technique used to make predictions of future outcomes based on present data is ______ Group of answer choices correlational analysis repeated measures linear regression analysis of variance

Answers

The type of statistical technique that is employed in future predictions of outcomes based on presented data is: C. linear regression.

What is a Linear Regression?

Linear regression can be described as a statistical technique that is used to make future predictions using the regression equation of a line of best fit that models the relationship between variables Y and X.

Through the regression equation, outcomes of the future can be predicted. This statistical technique is known as: C. linear regression

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Estimate the quotient of 21.49 ÷ 3.76 using compatible numbers.

Answers

The quotient of 21.49 ÷ 3.76 using compatible numbers is approximately 5.69

What are quotients?

Quotients are result derived from the ratio of two rational or integers. Given the expression

21.49 ÷ 3.76

Convert to fraction

21.49 ÷ 3.76 = 2140/100  ÷  376/100
21.49 ÷ 3.76 = 2140/376

21.49 ÷ 3.76 =  5.69

Hence the quotient of 21.49 ÷ 3.76 using compatible numbers is approximately 5.69

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Mr. Hussein is wrapping present. She has 2 yards of ribbon to use for 4 presents. How many yards or ribbon can she use for each present? Show with numbers, words, and a picture or diagram CAN SOMEONE HELP ME

Answers

Answer: you can use .5 yards of ribbon

Step-by-step explanation: this equals 18inches or 1.5 feet hope this helps

Combine the radicals [tex]9\sqrt{x} -3\sqrt{x} \\[/tex]

Answers

The combination of the radicals 9√x - 3√x will be equal to 6√x.

What is a radical?

The radical is the symbol that is used to represent the root in the expression n√x.

The given radicals can be combined as shown below,

9√x - 3√x

Taking √x as the common term,

= √x(9-3)

= 6√x

Hence, the combination of the radicals 9√x - 3√x will be equal to 6√x.

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For what power of q is its value 1?​

Answers

Answer:

  0, for q ≠ 0 and q ≠ 1

Step-by-step explanation:

Assuming q ≠ 0, you want to find the value of x such that ...

  q^x = 1

This is solved using logarithms.

__

  x·log(q) = log(1) = 0

The zero product rule tells us this will have two solutions:

  x = 0

  log(q) = 0   ⇒   q = 1

If q is not 0 or 1, then its value is 1 when raised to the 0 power. If q is 1, then its value will be 1 when raised to any power.

_____

Additional comment

The applicable rule of logarithms is ...

  log(a^b) = b·log(a)

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