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Find the Indicated Roots

Question 155

Multiple Choice

Find the indicated roots. Write the answer in trigonometric form.
-Cube roots of 125(cos 276° + i sin 276°)


A) 5(cos 92° + i sin 92°) , 5(cos 152° + i sin 152°) , 5(cos 32° + i sin 32°)
B) 5(cos 182° + i sin 182°) , 5(cos 242° + i sin 242°) , 5(cos 122° + i sin 122°)
C) 5(cos 92° + i sin 92°) , 5(cos 212° + i sin 212°) , 5(cos 212° + i sin 212°)
D) 5(cos 92° + i sin 92°) , 5(cos 212° + i sin 212°) , 5(cos 332° + i sin 332°)

Correct Answer:

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