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Convert a Complex Number from Polar to Rectangular Form
- 7(cos120+isin120)- 7 \left( \cos 120 ^ { \circ } + i \sin 120 ^ { \circ } \right)

Question 100

Multiple Choice

Convert a Complex Number from Polar to Rectangular Form
- 7(cos120+isin120) - 7 \left( \cos 120 ^ { \circ } + i \sin 120 ^ { \circ } \right)


A) 72+732i\frac { 7 } { 2 } + \frac { - 7 \sqrt { 3 } } { 2 } \mathrm { i }

B) 72+732i- \frac { 7 } { 2 } + \frac { - 7 \sqrt { 3 } } { 2 } \mathrm { i }

C) 72+732i\frac { 7 } { 2 } + \frac { 7 \sqrt { 3 } } { 2 } i

D) 72+732i- \frac { 7 } { 2 } + \frac { 7 \sqrt { 3 } } { 2 } \mathrm { i }

Correct Answer:

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