sec-3-x-dx-

Question Number 76615 by mhmd last updated on 28/Dec/19

\int {s e c}^{3} x d x

Answered by $@ty@m123 last updated on 28/Dec/19

\int \sqrt{1 + \tan^{2} x} . \sec^{2} x d x

\int \sqrt{1 + t^{2}} d t

\frac{t}{2} \sqrt{1 + t^{2}} + \frac{1}{2} \ln (t + \sqrt{1 + t^{2})} + C

w h e r e t = \tan x

Answered by john santu last updated on 29/Dec/19

Commented by mhmd last updated on 29/Dec/19

t h a n k y o u s i r

Commented by john santu last updated on 29/Dec/19

y o u r w e l c o m e s i r