The function f f\,f is defined such that
f(x)=5x+2 f(x) = 5x + 2 f(x)=5x+2Find f−1(x)f^{-1}(x)f−1(x)
136 exam-style questions on Eduqas GCSE Maths Inverse and Composite Functions. Each one has a worked solution and a mark scheme showing where the marks go.