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Find the 3rd roots of a. - 27 (cos 60+ i sin 60) 27 (cos 20+ i sin 20) 27 (cos 80+ i sin 80) 27 (cos 140+ i sin 140) C. 3 (cos 20+ i sin 20) 3 (cos 140+ i sin 140) 3 (cos 260+ i sin 260) a b d b. 81 (cos 180+ i sin 180) 81 (cos 240 + i sin 240) 81 (cos 300+ i sin 300) d. 9 (cos 20+ i sin 20) 9 (cos 80+ i sin 80) 9 (cos 140+ i sin 140)

Find the 3rd roots of a. - 27 (cos 60+ i sin 60) 27 (cos 20+ i sin 20) 27 (cos 80+ i sin 80) 27 (cos 140+ i sin 140) C. 3 (cos 20+ i sin 20) 3 (cos 140+ i sin 140) 3 (cos 260+ i sin 260) a b d b. 81 (cos 180+ i sin 180) 81 (cos 240 + i sin 240) 81 (cos 300+ i sin 300) d. 9 (cos 20+ i sin 20) 9 (cos 80+ i sin 80) 9 (cos 140+ i sin 140)

Trigonometry (11th Edition)
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 the 3rd roots of 23 a. = 27 (cos 60+ i sin 60) 27 (cos 20+ i sin 20) 27 (cos 80+ i sin 80) 27 (cos 140+ i sin 140) C. 3 (cos 20+ i sin 20) 3 (cos 140+ i sin 140) 3 (cos 260 + i sin 260) a Ob d O c b. 81 (cos 180+ i sin 180) 81 (cos 240+ i sin 240) 81 (cos 300+ i sin 300) d. 9 (cos 20+ i sin 20) 9 (cos 80+ i sin 80) 9 (cos 140+ i sin 140)
Transcribed Image Text:Find the 3rd roots of 23 a. = 27 (cos 60+ i sin 60) 27 (cos 20+ i sin 20) 27 (cos 80+ i sin 80) 27 (cos 140+ i sin 140) C. 3 (cos 20+ i sin 20) 3 (cos 140+ i sin 140) 3 (cos 260 + i sin 260) a Ob d O c b. 81 (cos 180+ i sin 180) 81 (cos 240+ i sin 240) 81 (cos 300+ i sin 300) d. 9 (cos 20+ i sin 20) 9 (cos 80+ i sin 80) 9 (cos 140+ i sin 140)
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