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Chapter D, Problem 39E

(a)

To determine

To prove: The equation sin(θ)=sinθ.

(b)

To determine

To prove: The equation cos(θ)=cosθ.

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Please help on both Part b) and c) below Thanks
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Chapter D Solutions

Bundle: Single Variable Calculus: Early Transcendentals, Loose-leaf Version, 8th + Webassign Printed Access Card For Calculus, Multi-term Courses, Life Of Edition

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