Find inverse of f(x)=(x+4)^2

Neave asked Feb 26, 2022

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Neave asked Feb 26, 2022

by Neave

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18 votes

Answer:

f⁻¹(x) = -4 + √x

Explanation:

Switch the positions of x and y then solve for x.

$f(x)=(x+4)^2\\x=(y+4)^2\\√(x) =y+4\\√(x) -4=y$

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