defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Mathematics Integral Calculus Indefinite Integrals
\(\int sec^{4}x\ dx \) is equal to?
1
\(tan\ x -\frac{tan^{2}x}{3}+C\)
2
\(tan\ x +\frac{tan^{2}x}{2}+C\)
3
\(tan\ x +\frac{tan^{3}x}{3}+C\)
4
\(tan\ x +\frac{tan^{2}x}{3}+C\)