Given that f(x)=x2−5f(x) = x^2 - 5f(x)=x2−5 and g(x)=x+1g(x) = x + 1g(x)=x+1
Work out an expression for g−1(x)g^{-1}(x)g−1(x)
Work out an expression for f−1(x)f^{-1}(x)f−1(x)
Solve f−1(x)=g−1(x)f^{-1}(x) = g^{-1}(x)f−1(x)=g−1(x)
Practise OCR GCSE Maths Inverse and Composite Functions with exam-style questions for Foundation and Higher tier. 36 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.
