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Solve the Problem Find Zw\frac { Z } { w }

Question 141

Multiple Choice

Solve the problem. Leave your answer in polar form.
- z=10(cos30+isin30) w=5(cos10+isin10) \begin{array} { l } z = 10 \left( \cos 30 ^ { \circ } + i \sin 30 ^ { \circ } \right) \\w = 5 \left( \cos 10 ^ { \circ } + i \sin 10 ^ { \circ } \right) \end{array}
Find Zw\frac { Z } { w } .


A) 2(cos3+isin3) 2 \left( \cos 3 ^ { \circ } + i \sin 3 ^ { \circ } \right)
B) 5(cos3+isin3) 5 \left( \cos 3 ^ { \circ } + i \sin 3 ^ { \circ } \right)
C) 5(cos20+isin20) 5 \left( \cos 20 ^ { \circ } + i \sin 20 ^ { \circ } \right)
D) 2(cos20+isin20) 2 \left( \cos 20 ^ { \circ } + i \sin 20 ^ { \circ } \right)

Correct Answer:

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