Question

Find the inverse function.

f(x) =
f-¹(x) =
=
=
2x+5
4
4x + [?]
[

Answer 1

Answer:
`f^(-1) (x)=(4x-5)/(2)`

Explanation:

Let
`f(y)=x\\`.

`\implies x=(2y+5)/(4)\\\\4x=2y+5\\\\4x-5=2y\\\\y=(4x-5)/(2)\\\\\therefore f^(-1) (x)=(4x-5)/(2)`