Explanation Given information: cos 2 θ 2 = 1 + cos θ 2 Formula used: cos 2 x = 1 2 ( 1 + cos 2 x ) ( Double angle formula ) Calculation: Derive that, cos 2 θ 2 = 1 + cos θ 2 Now let us simplify the right hand side 1 + cos θ 2

ACHIEVE FOR CALCULUS 4 TERM >CSI CUSTOM<

21st Edition

ISBN: 9781319438333

Author: Rogawski

Publisher: MAC HIGHER

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Chapter 1.4, Problem 48E

To determine

To derive the identity cos2θ2=1+cosθ2.

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Chapter 1.4, Problem 47E

Chapter 1.4, Problem 49E

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Chapter 1 Solutions

ACHIEVE FOR CALCULUS 4 TERM >CSI CUSTOM<

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To derive the identity cos 2 θ 2 = 1 + cos θ 2 .

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To derive the identity cos2θ2=1+cosθ2.

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Chapter 1 Solutions