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Inverse and Composite Functions

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Question 4

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]

Inverse and Composite Functions Questions

  1. GCSE
  2. /Maths
  3. /Inverse and Composite Functions

Practise OCR GCSE Maths Inverse and Composite Functions with exam-style questions for Foundation and Higher tier. 36 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank