How do you find the inverse of the function f(x)=2x + 2?

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Guest Nov 10, 2014

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Best Answer

$$\\f(x)=2x + 2\\
y=2x+4\\
$swap the x and the y over$\\
x=2y+4\\
x-4=2y\\
y=\frac{x-4}{2}\\\\
f'(x)=\frac{x-4}{2}\\$$

Melody Nov 10, 2014

Melody · Answer 1 · 2014-11-10T09:31:03

$$\\f(x)=2x + 2\\
y=2x+4\\
$swap the x and the y over$\\
x=2y+4\\
x-4=2y\\
y=\frac{x-4}{2}\\\\
f'(x)=\frac{x-4}{2}\\$$

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