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

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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

Transcribed Image Text:

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

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Related Book For  answer-question
Complete Pure Mathematics 1 For Cambridge International AS & A Level

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 Details
Chapter # 5
Section: Exercises 5.6
Problem: 10
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Question Posted: April 13, 2023 10:58:03
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