Trigonometrymedium · Past Paper
If 5 tan A = 4, evaluate (5 sin A - 3 cos A) / (5 sin A + 2 cos A).
A1/6
B1/4
C1
D0
✓ Correct Answer: A — 1/6
Divide numerator and denominator by cos A: (5 tan A - 3) / (5 tan A + 2) = (4 - 3) / (4 + 2) = 1/6.
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