Assuming that sin 0 = 0.6875 and cos o = 0.5625 and that both 0 and p are first-quadrant angles, evaluate cos (0 – p). cos (0- o) = (Type an integer or decimal rounded to four decimal places as needed.)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section: Chapter Questions
Problem 18T
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Assuming that sin 0 = 0.6875 and cos o = 0.5625 and that both 0 and o are first-quadrant angles, evaluate cos (0 – ).
cos (0- ) =
(Type an integer or decimal rounded to four decimal places as needed.)
Transcribed Image Text:Assuming that sin 0 = 0.6875 and cos o = 0.5625 and that both 0 and o are first-quadrant angles, evaluate cos (0 – ). cos (0- ) = (Type an integer or decimal rounded to four decimal places as needed.)
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