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1.7.21 Use identities to solve equations (A-level only)

1.7.21 Use identities to solve equations (A-level only)

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123
Question 1

State the number of solutions of the equation cos⁡x=0.5\cos x = 0.5cosx=0.5 in the interval 0°⩽x<360°0° \leqslant x < 360°0°⩽x<360°.

Circle your answer.

A

000

B

111

C

222

D

444

Markscheme

1.7.21 Use identities to solve equations (A-level only) Questions

  1. A Level
  2. /Maths
  3. /1.7.21 Use identities to solve equations (A-level only)

37 exam-style questions on OCR (MEI) A Level Maths 1.7.21 Use identities to solve equations (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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