10. If z = 2 i, find z6. 2 A. i В. —i С. 1 D. –1 6 cis 90° 11. If z = find |7]. 2 cis 45° А. 4 В. 2 С. З D. 6
10. If z = 2 i, find z6. 2 A. i В. —i С. 1 D. –1 6 cis 90° 11. If z = find |7]. 2 cis 45° А. 4 В. 2 С. З D. 6
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
![10. If z =
i, find zº.
2
A. i
В. —i
С. 1
D. –1
6 cis 90°
11. If z =
find |7].
2 cis 45°
А. 4
В. 2
С. З
D. 6](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F22a6f1be-8cd1-4c94-860a-bd47c301732a%2Fce8a3ae4-6e7d-4309-a9da-a6789ffc8921%2Fejdx88f_processed.png&w=3840&q=75)
Transcribed Image Text:10. If z =
i, find zº.
2
A. i
В. —i
С. 1
D. –1
6 cis 90°
11. If z =
find |7].
2 cis 45°
А. 4
В. 2
С. З
D. 6
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