grade 11 · A2-012

Find an inverse function

Exchange input and output, then solve for the new output.

Learn togetherFresh problem · seed 940154227

If \(f(x)=4x+2\), which rule gives \(f^{-1}(x)\)?

Let's work it out together.

Work through one checkpoint at a time. Your answer area opens after the reasoning.

\(f^{-1}(x)=\frac{4}{x-2}\)\(f^{-1}(x)=\frac{x-2}{4}\)\(f^{-1}(x)=4x-2\)\(f^{-1}(x)=\frac{x+2}{4}\)