11. Graphing Complex Numbers
Polar Form of Complex Numbers
11. Graphing Complex Numbers
Polar Form of Complex Numbers - Video Tutorials & Practice Problems
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concept
Complex Numbers In Polar Form
Video duration:
4mPlay a video:
2
Problem
ProblemExpress the complex number in polar form.
A
B
C
D
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Problem
ProblemExpress the complex number z=2−4i in the polar form.
A
z=25(sin297°+icos297°)
B
z=25(sin63°+icos63°)
C
z=25(cos297°+isin297°)
D
z=25(cos63°−isin63°)
4
Problem
ProblemExpress the complex number in polar form.
A
B
C
D
5
concept
Converting Complex Numbers from Polar to Rectangular Form
Video duration:
3mPlay a video:
6
Problem
ProblemConvert the complex number z=12(cos90°+i・sin90°) from polar to rectangular form.
A
z=12i
B
z=12
C
z=1
D
z=i
7
Problem
ProblemConvert the complex number z=2(cos47π+i・sin47π) from polar to rectangular form.
A
z=2−i2
B
z=1−i
C
D
z=−i
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