Wb Jee
Sequence And Series
WB JEE 2009
MCQ+1 / -0.252009
The coefficient of xn, where n is any positive integer, in the expansion of (1 + 2x + 3x2 + ....... \(\infty\))1/2 is
Wb Jee
WB JEE 2009
The coefficient of xn, where n is any positive integer, in the expansion of (1 + 2x + 3x2 + ....... \(\infty\))1/2 is