What are all the zeroes of the function (4x^2+9)(4x^2-9)=0

Answers

Answer 1

Answer:

x=1.5,-1.5

Step-by-step explanation:

16x^4=81

x^4=5.0625

x=[tex]\sqrt[4\\]{5.0625}[/tex] => x = 1.5,-1.5

Answer 2

Answer:

3/2 and 3/2i

Step-by-step explanation:

Got it correct on edge


Related Questions

What is the value of the expression when a = –5 and c = –1

Answers

Answer:

1 times anything is always the number that is being multiplied so the answer would be 5

Step-by-step explanation:

Peter​ says, "If you subtract 12 from my number and multiply the difference by −7​, the result is −175​." What is Peter​'s ​number​

Answers

Answer:

37

Step-by-step explanation:

let’s say peter’s number is x

(x-12)(-7) = -175

-7x + 84 = -175

-7x = -259

x = 259/7

x = 37

Answer:

The number is 37.

Step-by-step explanation:

-175 ÷ -7 = 25

25 + 12 = 37

You have to work backwards from -175 by doing the reverse of what peter did to get the original number.

3/5n+15=10+2/5n what is n

Answers

[tex]\textsf{Hey there!}[/tex]

[tex]\mathsf{\dfrac{3}{5}n +15=10+\dfrac{2}{5}n}[/tex]

[tex]\mathsf{\bf{SUBTRACT}\ \mathsf{by\ \dfrac{2}{5}n\ from\ both\ of\ your\ sides}}[/tex]

[tex]\mathsf{Like: \dfrac{3}{5}n+15-\dfrac{2}{5}n=\dfrac{2}{5}n+10-\dfrac{2}{5}n}[/tex]

[tex]\mathsf{\bf{CANCEL: \dfrac{3}{5}+\dfrac{2}{5}}}\textsf{out\ because that gives you\ 1}[/tex]

[tex]\textsf{Solve\ the set we have left over}[/tex]

[tex]\mathsf{Our\ new\ equation\ becomes: \dfrac{1}{5}n+15=10}[/tex]

[tex]\mathsf{\bf{SUBTRACT}}\textsf{ by 15 on both of your sides}[/tex]

[tex]\mathsf{\dfrac{1}{5}n+15-15=10-15}[/tex]

[tex]\mathsf{Cancel\ out: 15-15\ because\ that\gives\ you\ 0 }[/tex]

[tex]\mathsf{Keep: 10-15\ because\ it\ helps\ us\ solve\ for\ your\ n }[/tex]

[tex]\mathsf{10-15=-5}[/tex]

[tex]\mathsf{New\ equation: \dfrac{1}{5}n=-5}[/tex]

[tex]\mathsf{\bf{MULTIPLY}\mathsf{\ both\ sides\ by\ 5}}[/tex]

[tex]\mathsf{\dfrac{1}{5}n\times5=5\times-5}[/tex]

[tex]\mathsf{Cancel\ out\ \dfrac{1}{5}\times5 \ because \ it \ gives \ us \ 1}[/tex][tex]\mathsf{Keep: 5\times -5\ because\ it\gives\ us\ the\ value\ of\ your\ n}[/tex]

[tex]\mathsf{n =5\times-5}\\\mathsf{5\times-5 = -25}[/tex]

[tex]\textsf{Thus, \underline{\bf{n = -25}}}\checkmark[/tex]

[tex]\boxed{\boxed{\mathsf{Thus,\ your\ answer\ is: \boxed{\boxed{\bf{n =-25}}}}}}\checkmark[/tex]

[tex]\textsf{Good luck on your assignment and enjoy your day!}[/tex]

~[tex]\frak{LoveYourselfFirst:)}[/tex]

Write an equation in​ point-slope form of the line that passes through the given​ points, then write the equation in​ slope-intercept form. ​(​-6,6), (6,2)

Answers

Point-Slope form = y-y1=m(x-x1)

Y-6 = -1/3 (x+6)

Slope-intercept form = Y=mx+b

y = -1/3 + 4

The equation of line is y= -2/3x + 2.

What is Slope?

A line's slope is determined by how its y coordinate changes in relation to how its x coordinate changes. y and x are the net changes in the y and x coordinates, respectively. Therefore, it is possible to write the

change in y coordinate with respect to the change in x coordinate as,

m = Δy/Δx

where, m is the slope

Given:

Points: (​-6,6), (6,2)

Slope= (-2 - 6)/( 6 -(-6))

slope= -8 / 12

slope= -2/3

Now, using slope intercept form

y-b = m(x- a)

y- 6 = -2/3( x + 6)

y -6 = -2/3x - 4

y= -2/3x + 2

Hence, the equation of line is y= -2/3x + 2.

Learn more about slope here:

https://brainly.com/question/3605446

#SPJ2

A store buys a camera for $80 and decides to markup the price 35%. How much does the camera sell for?

Answers

Step-by-step explanation:

80$ is original price so 100%

markup by 35% make price 135%

crossmultiplication

ans=108

Based on the cost of the camera and the percentage markup, the selling price of the camera is $108.

The camera's selling price is 35% more than its cost price. That 35% is:

= 80 x 35%

= $28

The selling price of the camera is therefore:

= Cost of camera + Increase

= 80 + 28

= $108

In conclusion, the camera is being sold for $108.

Find out more at https://brainly.com/question/3837.

what is the difference between twice a number that is 5 more than it is 3
NEED THIS IN NUMBER FORM

Answers

Answer:

The difference between twice a number and a number that is 5 more than 3. Write an equation that could be used to find the value of the number n,

Answer:

2n-8

Step-by-step explanation:

twice a number = 2n

5 more than 3 is 8

difference means subtraction

(2 x 1058) * (2 x 10-27)

Answers

2*1058=2116
27-10*2=34
2116*34=71944
I’m guessing that X is a times sign

A bowl of fruit contains a 4: 1 ratio of blueberries to strawberries. There is a total of 65 berries in the bowl. How many of them are blueberries and how many are strawberries?

Answers

9514 1404 393

Answer:

52 blueberries13 strawberries

Step-by-step explanation:

There are a total of 4+1 = 5 ratio units, so each one stands for 65/5 = 13 berries.

  blueberries : strawberries = 4 : 1 = 52 : 13

There are 52 blueberries and 13 strawberries in the bowl.

find the quadratic equation ​

Answers

where’s the problem ?

What is the simplified value of the expression below?

Negative 2.6 + 5.8
–8.4
–3.2
3.2
8.4

Answers

Answer:

i did that quiz the answer is 3.2

Step-by-step explanation:

your welcome

Answer:

3.2

Step-by-step explanation:

HELP I HAVE TEN MINUTES!!!!!

Answers

Answer:

B

Step-by-step explanation:

Answer:

A

Step-by-step explanation:

Find the slope of the graph. Write it as a fraction or whole number (not a mixed number).

Answers

3/5

all u have to do is find two point and count down and to the side basically find the distance of those two points to find the slope.

Answer:

3/5

Step-by-step explanation:

From what I can see two points of the line are (0,1) and (5,4) so you can just count and do rise/run which is y/x or the formula which is like y^2-y^1/x^2-x^1 they both get the same answer which is 3/5

If you plug the numbers into the formula it gives you 4-1/5-0 which is 3/5

Please help will give brainlist

Answers

Answer:

g(10) = 31

f(-3) = -2

h(2) = -7

j(7) = 333

j(3) = 17

I hope the last 2 were for the same function lol

Amy needs to fill a tank that has a capacity of 112L. She using a bucket to collect water from the tap. The bucket can hold 7L of water. How many trips she needs to make to fill half of the tank? *

Answers

Answer:

8 trips

Step-by-step explanation: divided 112 by 2 then I got 56 which I then divided that by seven which gave me the answer of 8

Consider the two graphs above.

Which statement best describes the graphs?

A. Graph 1 represents a proportional relationship, but graph 2 does not.

B. Graph 2 represents a proportional relationship, but graph 1 does not.

C. Both graph 1 and graph 2 represent proportional relationships.

D. Neither graph 1 nor graph 2 represent a proportional relationship.

Answers

Answer:

B. Graph 2 represents a proportional relationship, but graph 1 does not.

Step-by-step explanation:

All proportional relationships pass through the origin. Graph 2 does but Graph 1 does not. Additionaly, Graph 2 is a straight line that represents a proportional relationship. Another way to find out if it is proportional is to find the constant of proportionality by dividing the y by the x in different parts of the line. The numbers should all have the same constant of proportionality.

Examples (all found in Graph 2):

15/3 = 5

10/2 = 5

5/1 = 5

B, Graph 2 represents a proportional relationship, but graph 1 does not

Sorry if I’m work



I hope this helps

Chick-fil-A offers its customers a choice of regular and diet soda. Last night, Chick-fil-A served 50 sodas in all, 27 of which were regular. What percentage of the sodas were regular?

Answers

Answer:

54%

Step-by-step explanation:

We know Chick-fil-A served 50 sodas in all, 27 of which were regular. The fractional form of this is 27/50. Now, we can convert this to a fraction with a denominator with 100, then a percentage. 27/50 is equal to 54/100.

54/100 is 54%

Answer:

is 54.the max is 100 percent.the percentage of regular sodas is 54 percent.you do this by timing 50 and 27 by 2 to get 100 and 54.

Step-by-step explanation:

(2x+5+8)/x-2 there should be a remainder left, pls help

Answers

Answer: 13/2

Decimal answer 6.5

im sorry if it was wrong it was what I got

Step-by-step explanation:


-12(k + 4) = 60


Distributive property

Answers

Answer:

If we are solving for 'k,' then k = -9

The directions on a sewing pattern say to buy an extra 12.5% of fabric to account for error. Sam needs 2.75 yards of fabric to make a shirt, so he buys 2.4 yards. Choose the correct statement.

A.Sam bought the correct amount of fabric because he bought what was suggested.

B.Sam bought the correct amount of fabric because he needs less than 2.4 yards.

C.Sam did not buy the correct amount of fabric because he needs less than 2.4 yards.

D.Sam did not buy the correct amount of fabric because he should have bought 3.09 yards​

Answers

Answer:

Sam should have bought 3.09 yards of fabric instead of 2.4 yards

So, Option D is correct.

Step-by-step explanation:

Total fabric needed by Sam = 2.75

According to directions on a sewing pattern they say to buy an extra 12.5%

So, extra fabric would be: 12.5% of 2.75

Solving

[tex]12.5\% \ of \ 2.75\\=\frac{12.5}{100}\times 2.75 \\=0.343[/tex]

Now adding 0.343 into 2.75 to get extra fabric quantity:

2.75+0.343

=3.09

Therefore Sam should have bought 3.09 yards of fabric instead of 2.4 yards

So, Option D is correct.

Eric earned 60 points on his last test. If there was 75 possible points, WHAT was his PERCENT grade?

Answers

Answer:

80

Step-by-step explanation:

Eric-- 60/75

Percentage of Eric ---- 60/75 *100

Eric got 80 percentage in his last test.

Ali was earning $15 per hour before receiving a 10% raise. What is Ali’s new hourly rate? Write and solve an equation.

Answers

Answer:

12.56

Step-by-step explanation:

A was earning $15 per hour before receiving a 10% raise. What is Ali’s new hourly rate? Write and solve an equation.

12.60 is the correct answer rounded up

please help me i cant do this question

Answers

Answer:

Step-by-step explanation:

[tex]x^{\frac{1}{2} }[/tex] × [tex]x^{\frac{1}{4} }[/tex] = [tex]x^{\frac{1}{2} +\frac{1}{4} }[/tex] = [tex]x^{\frac{3}{4} }[/tex]

Which of the following could Not be the side length of a right triangle?

Answers

Answer:

I think ITS B

Step-by-step explanation:

Hope this helped

-BB

Answer
B
I could be wrong
Explanation

Find the distance between A and B .

Answers

Answer:

2 and 6/10 or 2 and 3/5

Step-by-step explanation:

qazxwsdcerfvtbgynhumjilkop

Answer:

2 and 3/5 or 2 and 6/10

Step-by-step explanation:

Count the whole numbers and then count each line all the way till it reaches the whole number. If you can simplify then simplify both numbers by a number that goes in them both.

A total of 202 tickets were sold for a theatre showing. If child tickets cost $6 and adult tickets cost $10, how many tickets of each were sold if the theatre earned a total of $1708.

Answers

Answer:

167 adult tickets were sold

35 children tickets were sold

Step-by-step explanation:

Let the number of adult tickets be x

Let the number of children tickets be y

Total number of each ticket sold;

x + y = 202 equation 1

Total cost of the tickets

10x + 6y = 1708 equation 2

Let

x= 202 - y equation 3

Substitute 3 into 2

10(202 - y) + y = 1708

2020 - 10y + y = 1708

-9y = 1708 - 2020

-9y = -312

y= 35

Substitute y =35 into 1

x + 35 =202

x= 202 - 35

x= 167

Therefore;

167 adult tickets were sold

35 children tickets were sold

how many sig figs does 5 280 feet have ?

Answers

It has 3 sig figs because 0 is not significant in this case because it’s at the end

Answer:I think 3

Step-by-step explanation: All numbers not zero, so 5 2 8

ME ajudem porfavor não aguento mais, tá muito dificil


questão: Determine o valor de x em...

Answers

Answer:

say it in English plZz

I can't understand Spanish or whatever ur saying sorry

State the equation that results when both sides of 2x - 3y = -4 are multiplied by -3.

Answers

Answer:

6x - 9y = -12

Step-by-step explanation:

2x - 3y = -4  multiply both sides by 3 by adding paranthesis to represent this

3( 2x - 3y ) = 3 (-4)   Then use distributive property for the left side equation

6x - 9y = -12               Finally just multiply -4 by 3 and you get this equation

Find the equation of the linear function represented by the table below in slope-
intercept form.

Answers

Answer:

y = -1x+4

Step-by-step explanation:

Hope this helps!

Giving brainliest!!


Find the inverse of function f.
f(x) = 1 - 1
OA ) = 7 - 1 1 2 2 2
OB. 1-1) = 7 - 21:
oc/) = 1 - 1
OD. (I) = 12 - 211

Answers

Answer:

Gah! Inverses!

Step-by-step explanation:

This is a pretty simple concept, just switch the x and f(x) values!

If you don't understand, look at how I solve it!

[tex]f(x)=\frac{1}{3} -\frac{1}{21} x[/tex]

Switching the positions of the x and f(x) values...

[tex]x=\frac{1}{3} -\frac{1}{21} f(x)^{-1}\\[/tex]

Note: That f(x)^-1 is the proper notation for inverse functions.

[tex]x-\frac{1}{3} =-\frac{1}{21} f(x)^{-1} \\f(x)^{-1}=-21x+7[/tex]

There you go!

Hope this helps, and don't procrastinate!

Other Questions
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