Question

Which equation is the inverse of the function f(x)=5x+2?

Answer choices:
y= 5x-2
y=2/5x+1
y=1/5x-1/2
y=1/5x-2/5

Answer 1

Hi Claudy!

The correct answer is option D

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In order to find the inverse, interchange the variables and solve for y.


`f^(-1)(x) = - (2)/(5) + (x)/(5)`


Best of luck with your studies!