Find the product. Write the answer in standard form.(6 - 4i)2

A. 20 - 48i
B. 52 + 48i
C. 52 - 48i
D. 20 + 48i


Answer: A

Mathematics

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Determine the measure of the interior angle at vertex A.

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Convert the objective function into a maximization function.Minimizew = 2y1 + y2 + 3y3subject to:3y1 + 2y2 + y3 ? 59 y2 + y3 ? 22 2y1 + y2 ? 27  y1 ? 0, y2 ? 0, y3 ? 0

A. Maximize z = -2y1 - y2 - 3y3 B. Maximize z = -y2 - y3 ? 22 C. Maximize z = -2y1 - y2 ? 27 D. Maximize z = 2y1 + y2 + 3y3 - y4

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Find the rectangular coordinates of the point with the given polar coordinates.(-6, ?)

A. (0, 6) B. (0, -6) C. (6, 0) D. (-6, 0)

Mathematics

Select the graph of all complex numbers z satisfying the given condition. ? ?

A. ?
B. ?
C. ?
D. ?
E. ?

Mathematics