Given that f(x)=3x2−7f(x) = 3x^{2} - 7f(x)=3x2−7 find:
a.
f(4)f(4)f(4)
[1]
b.
f(−4)f(-4)f(−4)
[1]
c.
Solve: f(x)=68f(x) = 68f(x)=68
[3]
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.