Question

Which pair of functions are inverses of each other?
Help help help!!!!!

Answer 1

b

Explanation:

check 1 by 1

a.
`y=\frac{\sqrt[3]{x}}{5}`

`x=\frac{\sqrt[3]{y} }{5}`

125x^3=y which is not equal to g(x)

b. y=2x-9

inverse= x=2y-9

x+9=2y

y=(x+9)/2 which is equal to g(x). B is the answer.