a) Use the identity sin x + cos x = 1 to prove that b) Use the

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a) Use the identity sin² x + cos² x = 1 to prove that

b) Use the identity you proved in part (a) to find the minimum values of

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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 10:58 AM

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a) Use the identity sin x + cos x = 1 to prove that b) Use the

Question:

1+ sinx cos.x cos²x = tan²x + tanx + 1.

Step by Step Answer:

ANSWER a Starting with the lefthand side of the given equation 1 sin x cos xcos2 x cos2 x cos2 x sin ...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

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