Multiply, and then simplify if possible. Assume all variables represent positive real numbers.( - 3)( - 3)

A. 5x - 3 - 3 + 9
B. 25x2 - 3 - 3 + 9
C. 5x - 3 - 3 + 9
D. 5x - 3 + 9


Answer: A

Mathematics

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