engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Mathematics Binomial Theorem Special Terms of Binomial Expansion
Central term in the expansion of \(\rm\left(2x-\frac{1}{3x}\right)^{10}\) is:
1
- 10C4 \(\rm\left(\frac{2}{3}\right)^4\)
2
10C4 \(\rm\left(\frac{2}{3}\right)^5\)
3
10C5 \(\rm\left(\frac{2}{3}\right)^4\)
4
- 10C5 \(\rm\left(\frac{2}{3}\right)^5\)