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What is the inverse of the function y = 2x + 3?
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4 votes
What is the inverse of the function y = 2x + 3?

User Blecaf
by
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2 Answers

2 votes

Answer:

y = x/2 - 3/2

Explanation:

First, get x on its own:

Subtract 3 from each side

y - 3 = 2x

Divide through by 2

y/2 - 3/2 = x

or x = y/2 - 3/2

Now simply switch labels: x↔y

y = x/2 - 3/2

User Cww
by
4.9k points
0 votes

Answer:

y = x/2 - 3/2

Explanation:

User Omoba
by
3.9k points
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