jee-advanced 1999 Q23

jee-advanced · India Standard Integrals and Reverse Chain Rule Definite Integral Evaluation (Computational)

23. $\int \sqcap / 33 \pi / 4 \mathrm { dx } / ( 1 + \cos \mathrm { x } )$ is equal to :
(A) 2
(B) - 2
(C) $1 / 2$
(D) $- 1 / 2$

23. $\int \sqcap / 33 \pi / 4 \mathrm { dx } / ( 1 + \cos \mathrm { x } )$ is equal to :\\
(A) 2\\
(B) - 2\\
(C) $1 / 2$\\
(D) $- 1 / 2$\\