Determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.x2 - 14x

A. -196; x2 - 14x - 196 = (x - 14) 2
B. 49; x2 - 14x + 49 = (x - 7) 2
C. 196; x2 - 14x + 196 = (x - 14) 2
D. -49; x2 - 14x - 49 = (x - 7) 2


Answer: B

Mathematics

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