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x^2 + 4x - 12 = 0 since we have -12, its factors are with different sign;

(x + )(x - ) = 0

since we have 4x, that means that factors are 6 and 2, and 6 will be positive, so we have:

(x + 6)(x - 2)= 0

x = -6 or x = 2

(check)

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use a calculator

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13y ago
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Q: How do you factor x squared 4x - 12?
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