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If sin (A + 2B) = √3/2 and cos (A + 4B) = 0, where A > B and A + 4B ≤ 90°, then A and B is:

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in Mathematics by (59.9k points)

If sin (A + 2B) = √3/2 and cos (A + 4B) = 0, where A > B and A + 4B ≤ 90°, then A and B is:

(a) 30°, 45°
(b) 15°, 45°
(e) 60°, 15°
(d) 30°, 15°

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1 Answer

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by (62.1k points)

Correct option is (d) 30°, 15°

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