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[" 10.The coefficient of the quadratic e...

[" 10.The coefficient of the quadratic equation "ax^(2)+(a+d)x+],[(a+2d)=0" are consecutive terms of a positively valued,"],[" increasing arithmetic sequence.Then the least integral "],[" value of "dla" such that the equation has real solutions is "]

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The coefficient of the quadratic equation a x^2+(a+d)x+(a+2d)=0 are consecutive terms of a positively valued, increasing arithmetic sequence. Then the least integral value of d//a such that the equation has real solutions is __________.

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