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What are solutions to the quadratic equation 2x2 plus 5x - 10 equals x2 plus 4?
Wiki User
∙ 13y ago
2X^2 + 5X - 10 = X^2 + 4
subtract the X^2 and 4 from each side
X^2 + 5X - 14 = 0
what two factors of 14 add up to 5 ?
(X - 2)(X + 7)
X = 2
X = - 7
Wiki User
∙ 13y ago
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