Trigonometryhard · Past Paper
Find the value of (sin^3 theta + cos^3 theta) / (sin theta + cos theta) + sin theta * cos theta.
A0
B1
C2
D-1
✓ Correct Answer: B — 1
(sin+cos)(sin^2+cos^2-sin cos)/(sin+cos) + sin cos = (1 - sin cos) + sin cos = 1.
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