Write the complex number in rectangular form. 5) 8 cis 135° 5). A) &E - 4i B) 4E - 4ivE C) -4E + 4ir D) 85 + 4i5 Write the complex number in trigonometric form r(cos 0 + i sin 0), with 0 in the interval [0°, 360°). 6) 45 - 4i 6) A) 8(cos 60° +i sin 60°) B) 8(cos 330° +i sin 330°) C) 8(cos 30° + i sin 30°) D) 8(cos 300° + i sin 300°)
Write the complex number in rectangular form. 5) 8 cis 135° 5). A) &E - 4i B) 4E - 4ivE C) -4E + 4ir D) 85 + 4i5 Write the complex number in trigonometric form r(cos 0 + i sin 0), with 0 in the interval [0°, 360°). 6) 45 - 4i 6) A) 8(cos 60° +i sin 60°) B) 8(cos 330° +i sin 330°) C) 8(cos 30° + i sin 30°) D) 8(cos 300° + i sin 300°)
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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Transcribed Image Text:Write the complex number in rectangular form.
5) 8 cis 135°
5).
A) &E - 4i B) 4E - 4ivE C) -4E + 4ir D) 85 + 4i5
Write the complex number in trigonometric form r(cos 0 + i sin 0), with 0 in the interval [0°, 360°).
6) 45 - 4i
6)
A) 8(cos 60° +i sin 60°) B) 8(cos 330° +i sin 330°)
C) 8(cos 30° + i sin 30°) D) 8(cos 300° + i sin 300°)
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