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grade 11 · A2-012
Find an inverse function
Exchange input and output, then solve for the new output.
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Fresh problem · seed 1515957924
If \(f(x)=6x+3\), which rule gives \(f^{-1}(x)\)?
forward
multiply by 6
add 3
↔
inverse
subtract 3
divide by 6
Choose an answer
\(f^{-1}(x)=\frac{x-3}{6}\)
\(f^{-1}(x)=6x-3\)
\(f^{-1}(x)=\frac{x+3}{6}\)
\(f^{-1}(x)=\frac{6}{x-3}\)