If the coefficients of `(2r+1)th` term and `(4r+5)th` term in the expansion of `(1+x)^10` are equal then `r=`

If the coefficients of (2r +1)th and (4r + 5) th terms is the expansion of (1+x)^(10) are equal then r=?

If the coefficients of (2r+4)^(th) term and (r-2)^(th) term in the expansion of (1+x)^(18) are equal then r=

if the coefficient of (2r+1) th term and (r+2) th term in the expansion of (1+x)^(43) are equal then r=?

if the coefficient of (2r+1) th term and (r+2) th term in the expansion of (1+x)^(43) are equal then r=?

If the coefficient of (3r + 4)th term and (2r - 2)th term in the expansion of (1 + x)^(20) are equal then r is equal to,

If the coefficient of (2r + 4)^(th) term and (r - 2)^(th) term in the expansion of (1 + x)^18 are equal then find r.

If the coefficients of (2r+1)th term and (r+2)th term in the expansion of (1+x)^(48) are equal,find r.

If the coefficients of (2r + 1)th term and (r + 2)th term in the expansion of (1 + x)^(48) are equal,find r .