Ts Eamcet
Binomial Theorem
TS EAMCET 2022 (Online) 19th July Evening Shift
MCQ+1 / -02022
The expansion of $(a+x)^n$ contains 15 terms. When $x=1$ the ratio of the neighbouring terms to the middle term in this expansion is 16 . Then, the positive integral value of ' $a$ ' is