Question

What is the inverse of the function?
f(x) = 1/4x+10​

Answer 1

`f^(-1)(x) = 4x - 40`

Explanation:

y = ¼x + 10 → x = ¼y + 10

x = ¼y + 10

-10 - 10

_________

`(x - 10)/((1)/(4)) = ((1)/(4)y)/((1)/(4)) \\ \\ f^(-1)(x) = 4x - 40`

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