Simplify the expression. Assume that all variables are positive.

A.
B.
C. 4
D.


Answer: C

Mathematics

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A. 0.0792 km B. 79,200 km C. 0.792 km D. 7,920 km

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Write the rational expression in lowest terms.

A. -4xy3 B. -4x2y3 C. -15x2y2 D. -4x2y2

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A. (-?, -4] ? [0, ?) B. [-4, ?) C. (-?, ?) D. [0, ?)

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