If 0=30°, find the exact value of each expression below. (a) sin (-0) = [ %3D (b) sin 20 = | (c) sin?e = 0
If 0=30°, find the exact value of each expression below. (a) sin (-0) = [ %3D (b) sin 20 = | (c) sin?e = 0
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.2: Trigonometric Functions Of Angles
Problem 89E
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McGraw-Hill Campus - 2021SP-MAT-172-101
O TRIGONOMETRIC FUNCTIONS
Evaluating expressions involving sine and cosine
If 0= 30°, find the exact value of each expression below.
(a) sin (-0) = 0
(b)
sin 20 =
(c)
sin20 = 0
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