Suppose the equation x2-2kx+k2-1=0 has two unequal

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Suppose the equation x2-2kx+k2-1=0 has two unequal real roots x1,x2, which satisfy |xi-1|< 3(i=1,2). Then the range of values for the real number k is _____.

难度:⭐⭐⭐

题库:高中,数学

标签:unequal,two,has

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