In each part, find 121. 12. Z = -3 – 4i 13. z = -7i V3. 1 = Z 14.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.2: Trigonometric Equations
Problem 18E
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Complex numbers.

In each part, find 121.
-3 – 4i
12. Z =
13. z = -7i
V3. 1.
i
Z = -
+
2
14.
Perform the calculations and express the result in the form a+bi.
2
15. (1-iX3+i)
V3 + i
16. (1-iV3 -i)
i
(1-i(1– 2i (1+ 2i)
17.
1- 2i
2+i
18.
3+ 4i
5i
|1+ i|
1-i
19.
2+i
2 - i
20.
2 - i
2+1
Transcribed Image Text:In each part, find 121. -3 – 4i 12. Z = 13. z = -7i V3. 1. i Z = - + 2 14. Perform the calculations and express the result in the form a+bi. 2 15. (1-iX3+i) V3 + i 16. (1-iV3 -i) i (1-i(1– 2i (1+ 2i) 17. 1- 2i 2+i 18. 3+ 4i 5i |1+ i| 1-i 19. 2+i 2 - i 20. 2 - i 2+1
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