Simplify. Assume that variables represent positive real numbers.

A. 7
B. 56
C. -7
D. -56


Answer: A

Mathematics

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Find x. = 9

A. 6
B. 3
C. -6
D.

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Use synthetic division to divide.(x3 - 2x2 + 5x - 7)  ÷ (x + 4)

A. x2 - 6+ 29 + 
B. x3 - 2x2 + 29- 123
C. x2 - 6+ 29 + 
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Factor the polynomial.(x - y)2 - 20(x - y) + 100

A. (x - y - 10)(x - y + 10) B. (x - y - 100)(x - y) C. Prime D. (x - y - 10)2

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