If `a\ a n d\ b` denote respectively the coefficients of `x^m a n d\ x^n` in the expansion of `(1+x)^(m+n)` , then write the relation between `\ a\ a n d\ b`.

If a and b denote respectively the coefficients of x^(m) and x^(n) in the expansion of (1+x)^(m+n) then write the relation between a and b

If a and b are respective coefficients of x^m and x^n in the expansion of (1+ x)^(m+n) then

If a and b are respective coefficients of x^m and x^n in the expansion of (1+ x)^(m+n) then

The coefficient of x^(m) and x^n in the expansion of (1+x)^(m+n) are ...........

If a\ a n d\ b denote the sum of the coefficients in the expansions of (1-3x+10 x^2)^n a n d\ (1+x^2)^n respectively, then write the relation between a\ a n d\ bdot

If a\ a n d\ b denote the sum of the coefficients in the expansions of (1-3x+10 x^2)^n a n d\ (1+x^2)^n respectively, then write the relation between a\ a n d\ bdot

If a and b are the coefficients of x^n and x^(n+1) reapectively in the expansion of (1+x)^(2n+1) , then

If A and B are coefficients of x^(r) and x^(n-r) respectively in the expansion of (1+x)^(n), then

If a\ a n d\ b are the coefficients of x^n in the expansions of (1+x)^(2n) and (1+x)^(2n-1) respectively, find a/b .