Given that f(x)=x−4f(x) = x - 4f(x)=x−4 find:
f−1(5)f^{-1}(5)f−1(5)
f−1(3)f^{-1}(3)f−1(3)
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.