Amescua153
Amescua153 Amescua153
  • 14-09-2015
  • Mathematics
contestada

Factor: x2 + 5x + 6
a. (x + 3)(x + 2)
b. (x - 3)(x + 2)
c. (x + 3)(x - 2)
d. (x + 5)(x + 1)

Respuesta :

egret0188 egret0188
  • 14-09-2015
One Way: Use FOIL to find your solutions.

b.
(x - 3)(x + 2)
= x² + 2x - 3x - 6
= x² - x - 6

c.
(x + 3)(x - 2)
= x² - 2x + 3x - 6
= x² + x - 6

d.
(x + 5)(x + 1)
= x² + x + 5x + 5
= x² + 6 x + 5

a.
(x +3)(x+2)
= x² + 2x + 3x + 6
= x² + 5x + 6

A. is your solution.
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