Question

Given the functions w( x) =2x+1 and vw(x) =4x²+4x-5,find w¯¹(x) answer meeeee​

Answer 1

Hello,

We don't need vw(x) !

`w^(-1)(x)=(x-1)/(2)`

Explanation:

`w(x)=2x+1=y\\\\2y+1=x \ exchanging \ x\ and\ y\\\\y=(x-1)/(2) \\\\w^(-1)(x)=(x-1)/(2)`