Solve x2 + 4x − 12 = 0. A: x = 2, x = −6 B: x = −2, x = −6 C: x = 3, x = −4 D: x = −3, x = 4

asked Oct 20, 2017 48.5k views

4 votes

Solve x2 + 4x − 12 = 0.

A: x = 2, x = −6
B: x = −2, x = −6
C: x = 3, x = −4
D: x = −3, x = 4

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5 votes

Answer:

x = - 6; x = 2

Explanation:

Xuyang answered Oct 21, 2017

7.6k points

5 votes

x^2 + 4x - 12 = 0
(x + 6)(x - 2) = 0

x + 6 = 0 x - 2 = 0
x = -6 x = 2

Answer A: x = 2; x = -6

Omar Osama answered Oct 24, 2017

8.3k points

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