Polar Coordinates and Complex Numbers
Quiz
•
Mathematics
•
11th Grade
•
Practice Problem
•
Easy
Standards-aligned
Anthony Clark
Used 2+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Express the complex number in polar form.
-2 + 5i
5.39 ( cos 1.95 + i sin 1.95)
5.39 ( cos 65.06 + i sin 65.06)
2.65 ( cos 1.95 - i sin 1.95 )
2.65 ( cos 65. 06 - i sin 65.06 )
Tags
CCSS.HSN.CN.B.4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Express the complex number in polar form.
6 + 2i
6.32 ( cos 0.32 + i sin 0.32)
6.32 ( cos 0.45 + i sin 0.45)
1.73 ( cos 0.32 + i sin 0.32)
1.73 ( cos 0.45 - i sin 0.45)
Tags
CCSS.HSN.CN.B.4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Express the point in trig form in standard form.
4 ( cos π /3 + i sin π /3)
2 + 2√3 i
2 + √3 i
2 - 2√3 i
-2 + 2√3 i
Tags
CCSS.HSN.CN.B.4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the modulus of the complex number. Also state what quadrant the point would land in.
√10, Quadrant 2
√10, Quadrant 3
2, Quadrant 2
3, Quadrant 3
5.
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
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identify the rectangular form, modulus, and argument of the complex number represented on the graph.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What quadrant would the point in polar form land in?
4 ( cos π /3 + i sin π /3)
Quadrant 4
Quadrant 1
Quadrant 2
Quadrant 3
Tags
CCSS.HSN.CN.B.4
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