Question Text
Question 2 :
If $f'(x) = x + \dfrac {1}{x}$, then value of $f(x)$ is
Question 9 :
$\displaystyle \int \dfrac {\sin x + \cos x}{e^{-x} + \sin x} dx$ is equal to
Question 13 :
$\displaystyle \int \frac{\sin x+\cos x}{\sqrt{\left ( 1+\sin 2x \right )}}$dx is
Question 15 :
$\int {{{(\sin x)}^{99}}{{(\cos x)}^{ - 101}}dx = \_\_\_\_\_\_\_ + C.} $
Question 16 :
$\int { \dfrac { { x }^{ e-1 }+{ e }^{ x-1 } }{ { x }^{ e }+{ e }^{ x } } dx } $ is equal to
