ind the exact value(s) of sin (8), if cos(8) , and 0se

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section: Chapter Questions
Problem 41RE
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4.

Question 4: Trigonometry:
(a) Find the exact value of sin ()
(Hint: Consider cos
= cos (2 x ) ).There is no need to simplify the expression obtained.
(b) Find the exact value(s) of sin (0), if cos(0) = -, and 0SOSA
(c) Express v3 sin(x) + v2 cos(x) in the form
You may leave a as an expression using inverse trigonometric functions.
R sin (x + a)
Transcribed Image Text:Question 4: Trigonometry: (a) Find the exact value of sin () (Hint: Consider cos = cos (2 x ) ).There is no need to simplify the expression obtained. (b) Find the exact value(s) of sin (0), if cos(0) = -, and 0SOSA (c) Express v3 sin(x) + v2 cos(x) in the form You may leave a as an expression using inverse trigonometric functions. R sin (x + a)
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