Polar Form Of Complex Numbers Worksheet With Answer Key - Openstax College Page 18

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OpenStax-CNX module: m49408
18
Solutions to Exercises in this Module
Solution to Exercise (p. 2)
Solution to Exercise (p. 4)
13
Solution to Exercise (p. 6)
z =
50 = 5 2
Solution to Exercise (p. 8)
π
π
z = 3 cos
+ isin
2
2
Solution to Exercise (p. 9)
π
π
z = 2 cos
+ isin
6
6
Solution to Exercise (p. 10)
z = 2 3
2i
Solution to Exercise (p. 12)
z
3
3
z
z
=
4 3;
=
+
i
1
1
2
z
2
2
Solution to Exercise (p. 14)
2
z
= 2 (cos (30 ) + isin (30 ))
0
z
= 2 (cos (120 ) + isin (120 ))
1
z
= 2 (cos (210 ) + isin (210 ))
2
z
= 2 (cos (300 ) + isin (300 ))
3
Solution to Exercise (p. 14)
i =
1
a is the real part, b is the imaginary part, and

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