1.

25a2 - 9  is factored as_x005F_x000D_

A. (5a + 3)(5a - 3)
B. (5a + 1)(5a - 9)
C. 5a - 32
D. (25a + 1)(a - 9)
Answer» B. (5a + 1)(5a - 9)


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