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muminat
3 years ago
11

Find the inverse of the function y = 2x2 + 2

Mathematics
2 answers:
Anvisha [2.4K]3 years ago
8 0
We have that
y = 2x²<span> + 2

step 1

</span><span>exchange the value of x for y and the value of y for x
</span>y = 2x² + 2------> x=2y²+2

step 2
clear y variable
 x=2y²+2----> 2y²=x-2----> y²=[(x-2)/2]-----> y=(+/-)√[(x-2)/2]

step 3
the inverse is
f(x)-1=(+/-)√[(x-2)/2]

VMariaS [17]3 years ago
8 0

Answer:

y=+-\sqrt{\frac{1}{2} x-1}

Step-by-step explanation:

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Consider the equation below
s344n2d4d5 [400]

Answer: B

Step-by-step explanation:

Let's solve the given equation. Then we can see which other equation has the same answer.

-5n+31=-14n-5

36=-9n

n=-4

We need to fina another equation that gives n=4 as the answer.

A. Incorrect

3-6n+3n=-3+4-4n

3-3n=1-4n

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B. Correct

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n=-4

C. Incorrect

1=0.75n+3.25

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D. Incorrect

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7 0
3 years ago
How do you get the measurements of an angle
Rasek [7]

Answer:

Use a ruler or protractor

Step-by-step explanation:

All you have to do it’s

1) Get your ruler/protractor out (And if you don’t have a ruler use a edge/slide of a object for example it would be a side of a book and than measure it, but if you don’t have a protractor, you have to buy one)

2) measure the angle

3) boom!


5 0
3 years ago
Plzzzzzzzzzzzzzzzzzzzzzzzzz
AleksandrR [38]

Answer:

i dont know what it means by expand but i will simplify it

it would simplify to 16x-18

Step-by-step explanation:

5(2x-1) + 2(3x-6)

10x-5+6x-12

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7 0
3 years ago
What is the difference when 2x - 5 is subtracted from x + 4
coldgirl [10]

Answer;

-x-1

Step-by-step explanation:

x +4

-2x-5

= -x -1

am not sure check if my answer is correct

8 0
3 years ago
i currently have alot of points im only giving out a little but i will give thanks, brainliest, and 5 star
devlian [24]

Answer:

ilyilyilyilyily thank you

5 0
3 years ago
Read 2 more answers
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