sherrelgrant24 sherrelgrant24

26-04-2017
Mathematics

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The solutions of 2X^2+5x-12=0 are

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thienan00 thienan00

26-04-2017

2x^2 + 5x - 12=0
2x^2 -3x + 8x -12=0
x(2x-3) + 4(2x-3) =0
(2x-3)(x+4)=0
we have 2x-3=0, so x=1.5
or x+4=0, so x=-4
You're welcome.

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