If sin 1 3, 2 , and cos 1 3, 3 2, find the exact value of (a) cos (b) sin (c) cos(2) (d) cos( ) (e) sin 2 ...

sin 13 2 and cos 13 32 a Since 2 we know that lies in Quadr ...

If sin = 1/3, /2 < < , and cos = -1/3, < <

Question:

If sinα = 1/3, π/2 < α < π, and cosβ = -1/3, π < β < 3π/2, find the exact value of:

(a) cosα

(b) sinβ

(d) cos(α + β)

(e) sin β/2

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Related Book For answer-question

Precalculus

ISBN: 978-0321716835

9th edition

Authors: Michael Sullivan

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Question Posted: Mar 09, 2019 09:58 AM

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If sin = 1/3, /2 < < , and cos = -1/3, < <

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sin 13 2 and cos 13 32 a Since 2 we know that lies in Quadr...View the full answer

Precalculus

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