Complex Numbers in Polar Form
Authored by Anthony Clark
Mathematics
12th Grade
CCSS covered
Used 3+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Convert to rectangular form:
Tags
CCSS.HSN.CN.B.4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Express the complex number 2 + 2i√3 in polar form.
4 ( cos π /6 + i sin π /6)
4 ( cos π /3 + i sin π /3)
4 ( cos 2π /3 + i sin 2π /3)
4 ( cos 5π /3 + i sin 5π /3)
Tags
CCSS.HSN.CN.B.4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the -3i in polar form
3 ( cos 3π/2 + i sin 3π/2)
3 ( cos π/2 + i sin π/2)
9 ( cos 3π/2 + i sin 3π/2)
3 ( cos 2π + i 2π)
Tags
CCSS.HSN.CN.B.4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If
z=1/2 ( cos π /3 + i sin π /3)
w=3 ( cos π /6 + i sin π /6)
Find z/w and express your final answer in rectangular form.
√3/12 + 1/12 i
12√3 + 12 i
√3/12 - 1/12 i
12√3 - 12i
Tags
CCSS.HSN.CN.B.4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Convert to rectangular form:
Tags
CCSS.HSN.CN.B.4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which are possible coordinates of the point graphed?
(-2, 120o)
(-2, 60o)
(2, -120o)
(2, 60o)
Tags
CCSS.HSN.CN.B.4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
−6+6i
12i
12
-12
Tags
CCSS.HSN.CN.B.4
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