Respuesta :

The given trinomial can be factored using the factorization method.

x² + 15x + 56
= x² +8x +7x + 56
= x(x+8) + 7(x+8)
= (x+8)(x+7)

Thus, (x+8)(x+7) is the factored form of the polynomial.

So the correct answer is option B
(x^2+15x+56)=(x+7)(x+8)

Answer: Option B. (x+7)(x+8)

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