Trigonometrymedium · Past Paper
Simplify: sin(2A) / (2 sin A)
Asin A
Bcos A
Ctan A
D1
✓ Correct Answer: B — cos A
sin(2A) = 2 sin A cos A, so dividing by 2 sin A leaves cos A.
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✓ Correct Answer: B — cos A
sin(2A) = 2 sin A cos A, so dividing by 2 sin A leaves cos A.
Share this question