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[" The coefficeint of "x^(n-2)" in the p...

[" The coefficeint of "x^(n-2)" in the polynomial "(x-1)(x-2)......(x-n)" is "],[[" a) "-(1)/(24)n(n+1)(n-1)(3n+2)," b) "(1)/(24)n(n^(2)-1)(3n+2)],[(n(n+1)(2n+1))/(6)," d) "(n(n+1)(2n+1))/(24)]]

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