Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Integral Calculus Definite Integrals
\(\rm \int^{\frac \pi 2}_0 \left( \sqrt {\tan x} + \sqrt {\cot x} \right) dx\) = ?
1
2π
2
√2π
3
2√2π
4
More than one of the above
5
None of the above