Convert to trigonometric notation and perform the indicated operation.( - i)(i)

A.  + i
B. i
C. 1 + i
D.


Answer: C

Mathematics

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A. 27 B. 26 C. - 9 D. Does not exist

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A. -4 B. 1 C. 4 D. 0

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Find the exact solutions to the quadratic equation in the complex numbers.x2 + x + 6 = 0

A.
B.
C.
D.

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A. Finite B. Infinite

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