Answers

  • Brainly User
2016-06-29T14:03:04+08:00
X² + 3x -3-1 = 0
x² + 3x - 4 = 0

Solve by factoring:
(x + 4) (x - 1) = 0

x + 4 = 0           x - 1 = 0
x = -4               x = 1


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