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

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 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

in If the coefficient of x^(r) and x^(r+1) are equal in the expansion of (1+x)^(2n+1), then find the value of r.

If n is a positive integer and r is a nonnegative integer, prove that the coefficients of x^r and x^(n-r) in the expansion of (1+x)^(n) are equal.

If A and B are coefficients of x^(n) in the expansion of (1+x)^(2n) and (1+x)^(2n-1) respectively, then A/B equals:

If A and B are coefficients of x^(n) in the expansion of (1+x)^(2n) and (1+x)^(2n-1) respectively, then find the value of (A)/(B) .

If A and B are coefficients of x^(n) in the expansion of (1+x)^(2n) and (1+x)^(2n-1) respectively, then find the value of (A)/(B) .

If A and B are coefficients of x^(n) in the expansion of (1+x)^(2n) and (1+x)^(2n-1) respectively, then find the value of (A)/(B) .