Ap Eapcet
Binomial Theorem
AP EAPCET 2024 - 22th May Evening Shift
MCQ+1 / -02024
If the coefficients of $r$ th, $(r+1)$ th and $(r+2)$ th terms in the expansion of $(1+x)^n$ are in the ratio of $4: 15: 42$, then $n-r$ is equal to
Ap Eapcet
AP EAPCET 2024 - 22th May Evening Shift
If the coefficients of $r$ th, $(r+1)$ th and $(r+2)$ th terms in the expansion of $(1+x)^n$ are in the ratio of $4: 15: 42$, then $n-r$ is equal to