Write the complex number in rectangular form.-5(cos 120° + i sin 120°)

A. -  + i
B. -  + i
C.  + i
D.  + i


Answer: C

Mathematics

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A. 16,000 B. 16,800 C. 16,700 D. 18,000

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Use the commutative and/or associative property of addition and then simplify.16 + (1 + x)

A. x + 16 B. 16x C. x + 17 D. 17

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