Perform the indicated operation. Write the answer in standard form.(3 - 7i)2

A. -40 - 42i
B. 9 - 91i
C. 58 - 42i
D. 9 + 7i


Answer: A

Mathematics

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Draw an appropriate Venn diagram and use the given information to fill in the number of elements in each region.n(A) = 35, n(A ? B') = 24, n(A ? C) = 15, n(B ? C) = 14, n(A' ? B' ? C') = 10, 

A.

B.

C.

D.

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A. 9400 ft2  B. 1746 ft2 C. 320 ft2  D. 1700 ft2 

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Determine the symmetries of the curve.r = -2 sin ? - 4 cos ?

A. y-axis only B. No symmetry C. x-axis, y-axis, origin D. x-axis only

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