Given that g(x)=x2−9g(x) = x^{2} - 9g(x)=x2−9 find:
g(2)g(2)g(2)
g(−2)g(-2)g(−2)
Solve: g(x)=7g(x) = 7g(x)=7
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.