The function f f\,f is defined as f(x)=x+15f(x) = x + 15f(x)=x+15. Find:
a.
f(6)f(6)f(6)
[1]
b.
f(−4)f(-4)f(−4)
[1]
Markscheme
Inverse and Composite Functions Questions
32 exam-style questions on AQA GCSE Maths Inverse and Composite Functions. Each one has a worked solution and a mark scheme showing where the marks go.