Factorise by splitting the middle term 2x²+5x-12
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Answer:
2x*+5x-12=0
2x*+8x-3x-12=0
2x(x+4)-3(x+4)=0
(x+4)(2x-3)=0
either (x+4)=0 or (2x-3)=0
x+4=0,2x-3=0
x=-4,x=3/2