sin (x) + cos³(x) = 1 - sin(x) cos(x) sin(x) + cos(x) sin (x) + cos°(x) - (sin(x) + cos(x)) ( sin²(x) – sin(x) + cos(x) sin(x) + cos(x) = sin?(x) – sin(x) cos(x) + = 1- sin(x) cos(x)
sin (x) + cos³(x) = 1 - sin(x) cos(x) sin(x) + cos(x) sin (x) + cos°(x) - (sin(x) + cos(x)) ( sin²(x) – sin(x) + cos(x) sin(x) + cos(x) = sin?(x) – sin(x) cos(x) + = 1- sin(x) cos(x)
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 44E
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