Algebra

Cool goIITian

Joined:	31 Dec 2007
Post:	35

31 Dec 2007 13:21:49 IST

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274

easy question in bino. theorem

None

find coefficient of x^n in (1+x + 2x^2 + 3x^3+.............+ nx^n )^2 ?

pleaz solve it fully.......

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