Expand, where i2 = -1.(3 + i)3
A. 28 + 36i
B. 26 + 18i
C. 36 + 28i
D. 18 + 26i
Answer: D
Mathematics
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Solve the problem.A land developer wants to develop 8 acres of land. Each lot in the development is to be of an acre. How many lots will the land developer have in the 8 acres?
A. lot
B. 1 lots
C. 2 lot(s)
D. 28 lots
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Simplify by combining like terms.7x - 6 + 4x + 11
A. 16 B. 11x2 + 5 C. 16x D. 11x + 5
Mathematics
Solve the problem.A restaurant offers a choice of 4 salads, 7 main courses, and 3 desserts. How many possible meals are there?
A. 14 B. 168 C. 84 D. 28
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Find the slope of the line through the pair of points. and
A.
B.
C.
D.
Mathematics