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O-LevelAdditional MathematicsTrigonometry4037/11 · May/June 2013 · Q391 Mark

Solve tany - 2 = coty for 0° ≤ y ≤ 180°. Which of the following is the larger value of y, correct to 1 decimal place?

A135.0°
B157.5°
C165.0°
D180.0°

✓ Correct answer

B: 157.5°

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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 39.

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