defence exam Agniveer Army Technical Mock Test Series 2025 Mathematics Integral Calculus Indefinite Integrals
What is ∫ cot 2x dx is equal to?
1
\(\rm \log |\sin 2x| + c\)
2
\(\rm \frac 1 2 \log |\sin 2x| + c\)
3
\(\rm \frac 1 2 \log |\sec 2x| + c\)
4
\(\rm \log |\sec 2x| + c\)