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O-LevelAdditional MathematicsTrigonometry4037/11 · May/June 2013 · Q361 Mark

Solve 2sin(x + π/3) = -1 for 0 ≤ x ≤ 2π. Which of the following is the smaller value of x?

Aπ/6
B5π/6
C7π/6
D3π/2

✓ Correct answer

B: 5π/6

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About this question

Topic
Trigonometry, O-Level Additional Mathematics (syllabus 4037). Multiple choice, 1 mark.
Source
O-Level Additional Mathematics, May/June 2013 Paper 1 Variant 1, question 36.

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