Find the 3rd roots of 27 (cos 45° + i sin 45°) a. 3 (cos 15° + i sin 15°) C. 3 (cos 135° + i sin 135°) 3 (cos 225° + i sin 225°) 3 (cos 315° + i sin 315°) O B C Ο Α b. 81 (cos 135° + i sin 135°) 81 (cos 225° + i sin 225°) 81 (cos 315° + i sin 315°) d. 3 (cos 15° + i sin 15°) 3 (cos 135° + i sin 135°) 3 (cos 255° + i sin 255°)

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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Question
Find the 3rd roots of
27 (cos 45° + i sin 45°)
a.
3 (cos 15° + i sin 15°)
C.
3 (cos 135° + i sin 135°)
3 (cos 225° + i sin 225°)
3 (cos 315° + i sin 315°)
O
B
C
O A
b.
81 (cos 135° + i sin 135°)
81 (cos 225° + i sin 225°)
81 (cos 315° + i sin 315°)
d.
3 (cos 15° + i sin 15°)
3 (cos 135° + i sin 135°)
3 (cos 255° + i sin 255°)
Transcribed Image Text:Find the 3rd roots of 27 (cos 45° + i sin 45°) a. 3 (cos 15° + i sin 15°) C. 3 (cos 135° + i sin 135°) 3 (cos 225° + i sin 225°) 3 (cos 315° + i sin 315°) O B C O A b. 81 (cos 135° + i sin 135°) 81 (cos 225° + i sin 225°) 81 (cos 315° + i sin 315°) d. 3 (cos 15° + i sin 15°) 3 (cos 135° + i sin 135°) 3 (cos 255° + i sin 255°)
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