AnswersNC-Math 4 CRLaw of Cosines

Law of Cosines Answers

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1
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Simplify

Question illustration
A
-1
B
-i
C
i
D
1
2
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Solve =

Question illustration
A
-12i
B
-12
C
12
D
12i
3

In the complex number 4 + 2i, 4 is the part.

A
imaginary
B
real
4

In the complex number 4 + 2i, 2 is the part.

A
imaginary
B
real

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