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OCR A-level Mathematics A · H240

Further identities & R form

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Extreme practice · Multi-step problems within A-level pure maths. Difficulty is an editorial judgement. These questions are self-reviewed, not ranked.

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Calculator permitted. Give clear working in the answer booklet and label each part. Formulae are provided in the official question paper.

Original topic practice. This set is not a full official paper. Written work is self-reviewed against our worked solutions.

  • 01 · Pure · 100 marks · 2 hours
  • 02 · Pure & statistics · 100 marks · 2 hours
  • 03 · Pure & mechanics · 100 marks · 2 hours
Official specification ↗ · Official past papers ↗
QUESTION PAPER
Mathematics · A levelPure mathematics · H240/01
Torus Maths original · OCR style
1

For 0≤x≤π/30\leq x\leq\pi/3, f(x)=sin⁡(3x)+sin⁡(9x)f(x)=\sin(3x)+\sin(9x).

(a)

Find the exact maximum of f and all x-coordinates at which it occurs.

[5]

(b)

Find the exact area between the graph and the x-axis on the stated interval.

[4]

Question reference: ocr-a-level-extreme-04-01Report a question →

Answer booklet

Question 1 · Show your working

(a)
(b)
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