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how do u slove 2x^2-3x-9

Paulwalker  May 15, 2018
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\(2x^2-3x-9 = 2x^2-6x + 3x -9 = 2x(x-3) + 3(x-3) = (2x+3)(x-3)\)

Alternatively, I could have used the quadratic formula. Anyway, the above equation dictates that the two solutions are \(-\frac{3}{2} \& 3\)

Guest May 15, 2018

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