Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Binomial Theorem Binomial Expansion
If the coefficients of x7 and x8 in \(\left(2+\frac{x}{3}\right)^n\) are equal, then n is
1
56
2
55
3
45
4
More than one of the above
5
None of the above