Given that h(x)=x2−11h(x) = x^2 - 11h(x)=x2−11 find:
h(7)h(7)h(7)
h(−3)h(-3)h(−3)
Solve: h−1(x)=9h^{-1}(x) = 9h−1(x)=9, where h h\,h is restricted to x≥0x \ge 0x≥0
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.