Solve by using formula method : 6x square -- x --2 =0, solve step by step ( then you will be a brain list by me )
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6x^2-x-2=0. 6x^2-4x+3x-2=0. 2x(3x-2) +1(3x-2)=0 (3x-2)(2x+1)=0 3x-2=0or 2x+1=0. x=2/3 or -1/2
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