Simplify completely x^2 - 15x + 56 / x-7 A) x^2 + 23 B) x^2 - 23 C) x + 8 D) x - 8 ASAP PLEASE! :)

Question

asked Dec 14, 2019 119k views

1 Answer

Ramin Faracov · Answer 1 · 2019-12-21T08:45:20+0000

Answer: D

Explanation:

$\frac{x^(2)-15x+56} {x-7}$

First, factor the numerator (top):

x² - 15x + 56

∧

-1 -56

-2 -28

-4 -14

-7 -8 = -15

(x - 7)(x - 8)

Next, cancel out like terms from the numerator and denominator:

$\frac{(x-7)(x-8)} {x-7}$ = x - 8