0 votes 0 votes x31⋅(1−x16)⋅(1−x15)⋅(1−x26)⋅$\frac{1}{(1-x)^{3}}$ find the coefficient of x52 ?? papesh asked Dec 9, 2016 papesh 216 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.