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Find the Indicated Roots 27(cos321+isin321)27 \left( \cos 321 ^ { \circ } + i \sin 321 ^ { \circ } \right)

Question 231

Multiple Choice

Find the indicated roots. Write the answer in polar form.
-Cube roots of 27(cos321+isin321) 27 \left( \cos 321 ^ { \circ } + i \sin 321 ^ { \circ } \right)


A) 3(cos107+isin107) ,3(cos227+isin227) ,3(cos347+isin347) 3 \left( \cos 107 ^ { \circ } + i \sin 107 ^ { \circ } \right) , 3 \left( \cos 227 ^ { \circ } + i \sin 227 ^ { \circ } \right) , 3 \left( \cos 347 ^ { \circ } + i \sin 347 ^ { \circ } \right)
B) 3(cos197+isin197) ,3(cos257+isin257) ,3(cos137+isin137) 3 \left( \cos 197 ^ { \circ } + i \sin 197 ^ { \circ } \right) , 3 \left( \cos 257 ^ { \circ } + i \sin 257 ^ { \circ } \right) , 3 \left( \cos 137 ^ { \circ } + i \sin 137 ^ { \circ } \right)
C) 3(cos107+isin107) ,3(cos167+isin167) ,3(cos47+isin47) 3 \left( \cos 107 ^ { \circ } + i \sin 107 ^ { \circ } \right) , 3 \left( \cos 167 ^ { \circ } + i \sin 167 ^ { \circ } \right) , 3 \left( \cos 47 ^ { \circ } + i \sin 47 ^ { \circ } \right)
D) 3(cos107+isin107) ,3(cos227+isin227) ,3(cos227+isin227) 3 \left( \cos 107 ^ { \circ } + i \sin 107 ^ { \circ } \right) , 3 \left( \cos 227 ^ { \circ } + i \sin 227 ^ { \circ } \right) , 3 \left( \cos 227 ^ { \circ } + i \sin 227 ^ { \circ } \right)

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