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Inverse and Composite Functions

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Question 54

Given that $f (x) = 3 x - 5$ and $g (x) = 2 x + 7$

Find $g f (4)$ , work out an expression for $f^{-1}(x)$ and solve $f (x) = g (x)$

[6]

Markscheme

Inverse and Composite Functions Questions

GCSE
Maths
Inverse and Composite Functions

136 exam-style questions on OCR GCSE Maths Inverse and Composite Functions. Each one has a worked solution and a mark scheme showing where the marks go.

Inverse and Composite Functions

Question bank

Inverse and Composite Functions

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Question 54

Given that $f (x) = 3 x - 5$ and $g (x) = 2 x + 7$

Find $g f (4)$ , work out an expression for $f^{-1}(x)$ and solve $f (x) = g (x)$

[6]

Markscheme

Inverse and Composite Functions Questions

GCSE
Maths
Inverse and Composite Functions

136 exam-style questions on OCR GCSE Maths Inverse and Composite Functions. Each one has a worked solution and a mark scheme showing where the marks go.