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Let x1 and x2 be the roots of the equation 2x2+6x+b=0. If x1x2+x2x1=k and b<0, then the minimum integral value of |k| is

Answer» Let x1 and x2 be the roots of the equation 2x2+6x+b=0. If x1x2+x2x1=k and b<0, then the minimum integral value of |k| is


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