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Solve the Problem z=2+2iw=3i\begin{array} { l } z = 2 + 2 i \\w = \sqrt { 3 } - i\end{array}

Question 134

Multiple Choice

Solve the problem. Leave your answer in polar form.
- z=2+2iw=3i\begin{array} { l } z = 2 + 2 i \\w = \sqrt { 3 } - i\end{array}
Find zw.


A) 42(cos23π12+isin23π12) 4 \sqrt { 2 } \left( \cos \frac { 23 \pi } { 12 } + i \sin \frac { 23 \pi } { 12 } \right)
B) 4(cosπ12+isinπ12) 4 \left( \cos \frac { \pi } { 12 } + i \sin \frac { \pi } { 12 } \right)
C) 4(cos23π12+isin23π12) 4 \left( \cos \frac { 23 \pi } { 12 } + i \sin \frac { 23 \pi } { 12 } \right)
D) 42(cosπ12+isinπ12) 4 \sqrt { 2 } \left( \cos \frac { \pi } { 12 } + i \sin \frac { \pi } { 12 } \right)

Correct Answer:

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