Find the roots of the equation 2x^2 + x - 6 = 0 by factorization
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2x^2+x-6=0
2x^2+4x-3x-6=0
2x(x+2)-3(×+2)=0
(2×-3)(×+2)=0
×=3/2, -2
2x^2+4x-3x-6=0
2x(x+2)-3(×+2)=0
(2×-3)(×+2)=0
×=3/2, -2
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