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Write the Complex Number in Trigonometric Form, Using Degree Measure

Question 310

Multiple Choice

Write the complex number in trigonometric form, using degree measure for the argument.
-15 - 20i

A) 25(cos 306.9° + i sin 306.9°)
B) 25(cos 126.9° + i sin 126.9°)
C) 25(cos 233.1° + i sin 233.1°)
D) 25(cos 53.1° + i sin 53.1°)

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