frankiesantiago frankiesantiago
  • 02-04-2020
  • Mathematics
contestada

x2 + x - 42 = x2 + -7% - 6x -42
Next, use double grouping to factor the four terms.
= x( N- 4(x + 7)
To verify,
the factors.

Respuesta :

arlethdelgado19 arlethdelgado19
  • 08-04-2020

Answer: 7x-6x

(X+7)-6

= (x-6)(x+7)

Multiply

Step-by-step explanation:

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