Trigonometrymedium · Past Paper
If tan A = 1/2 and tan B = 1/3, find tan(A + B).
A1
B5/6
C1/6
D0
✓ Correct Answer: A — 1
tan(A+B) = (1/2 + 1/3) / (1 - 1/2*1/3) = (5/6) / (5/6) = 1.
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