Q1:
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What is z in rectangular form?
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A. 4 - 2i
B. 2 + 4i
C. 2 - 4i
D. 4 + 2i
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Answer 1:
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Q2:
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In question 1, what is the modulus of z? |
A. 26.6°
B. 0.46 rad
C. √ 20
D. √ 12
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Answer 2:
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Q3:
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In question 1, what is the argument of z?
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A. 0.5
B. 0.46
C. π / 3
D. π / 6
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Answer 3:
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Q4:
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Write z , in question 1, in polar form.
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A. √ 20 cis 0.5
B. √ 20 cis 0.46
C. √ 12 cis 0.46
D. √ 20 cis π / 3
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Answer 4:
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Q5:
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What is the complex number -2i in polar form?
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A.2 cis
B. 2 cis
C. -2 cis
D. -2 cis
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Answer 5:
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