Given that f(x)=4x+6f(x) = 4x + 6f(x)=4x+6 and g(x)=3x−2g(x) = 3x - 2g(x)=3x−2
a.
Find gf(1)gf(1)gf(1)
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b.
Work out an expression for f−1(x)f^{-1}(x)f−1(x)
[2]
c.
Solve f(x)=g(x)f(x) = g(x)f(x)=g(x)
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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.