A) \[\ell \,n\,\,2\] square units
B) \[\frac{\ell \,n\,\,2}{2}\]square units
C) \[2(\ell n\,2)\] square units
D) None of these
Correct Answer: B
Solution :
[b] Required area \[=\int_{0}^{\frac{\pi }{4}}{\tan x\,dx}\] \[=ln\left| \sec 1 \right|_{0}^{\frac{\pi }{4}}=ln\,\,\sqrt{2}=\frac{ln\,\,2}{2}\]
You need to login to perform this action.
You will be redirected in
3 sec
