Show that (1 + sin + cos) = 2(1 + sin) (1 + cos).

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Show that (1 + sinθ + cosθ)² = 2(1 + sinθ) (1 + cosθ).

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Complete Pure Mathematics 1 For Cambridge International AS & A Level

ISBN: 9780198427438

2nd Edition

Authors: Jean Linsky, Brian Western, James Nicholson

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Question Posted: Apr 13, 2023 10:57 AM

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Show that (1 + sin + cos) = 2(1 + sin) (1 + cos).

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ANSWER We can start by expanding the lefthand side of th...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

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