Question

If f(x) = 5(x + 3) 3 - 2,then what does f-1(x) equal?

Answer 1

`f(x)=5\cdot(x+3)^3-2`
`(f(x)+2)/(5)=(x+3)^3`
`\sqrt[3]{(f(x)+2)/(5)}=x+3`
`f^(-1)(x)=\sqrt[3]{(x+2)/(5)}-3`