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Let alpha,beta in N be roots of the equa...

Let `alpha,beta in N` be roots of the equation `x^(2)-70x+lambda=0` ,where `(lambda)/(2),(lambda)/(3)!in N` .If `lambda` assumes the minimum possible value,then `((sqrt(alpha-1)+sqrt(beta-1))(lambda+35))/(| alpha-beta|)` is equal to:

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