6x²-x-2=0 determine whether the given value of x are the roots of the given quadratic equation.
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6x²-x-2=
6x²-4x+3x-2=0
2x(3x-2)+1(3x-2)=0
(3x-2)(2x+1)=0
3x-2=0,2x+1=0
x=2/3,x=-1/2
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