1.

If a and b denote the sum of the coefficients of xn in the expansions of (1−3x+10x2)n and (1+x2)n respectively, then write the relation between a and b.

Answer»

If a and b denote the sum of the coefficients of xn in the expansions of (13x+10x2)n and (1+x2)n respectively, then write the relation between a and b.



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