Given z1 = 18(cos 225° + isin 225°) and z2 = 3(cos 240° + isin 240°), what is the product of z1 and z2? a 54(cos 105° + isin 105°) b 6(cos 105° + isin 105°) c 54(cos 15° + isin 15°) d 6(cos 15° + isin 15°)
Given z1 = 18(cos 225° + isin 225°) and z2 = 3(cos 240° + isin 240°), what is the product of z1 and z2? a 54(cos 105° + isin 105°) b 6(cos 105° + isin 105°) c 54(cos 15° + isin 15°) d 6(cos 15° + isin 15°)
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°.
Related questions
Question
Given z1 = 18(cos 225° + isin 225°) and z2 = 3(cos 240° + isin 240°), what is the product of z1 and z2?
|
a
|
54(cos 105° + isin 105°) |
|
b
|
6(cos 105° + isin 105°) |
|
c
|
54(cos 15° + isin 15°) |
|
d
|
6(cos 15° + isin 15°) |
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