Find all degree solutions for the following. cos 20 = 0 e = 45° + 180°k or 135° + 180°k e = 45° + 60°k or 135° + 60°k e = 30° + 60°k or 90° + 60°k e = 90° + 180° k e = 30° + 180°k or 90° + 180°k

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Find all degree solutions for the following.
cos 20 = 0
e = 45° + 180°k or 135° + 180°k
e = 45° + 60°k or 135° + 60°k
e = 30° + 60°k or 90° + 60°k
e = 90° + 180°k
e = 30° + 180° k or 90° + 180°k
Transcribed Image Text:Find all degree solutions for the following. cos 20 = 0 e = 45° + 180°k or 135° + 180°k e = 45° + 60°k or 135° + 60°k e = 30° + 60°k or 90° + 60°k e = 90° + 180°k e = 30° + 180° k or 90° + 180°k
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