MCQ
$\int_{}^{} {\frac{{x + \sin x}}{{1 + \cos x}}\;dx} $ =
- A$\frac{1}{2}x\tan \frac{x}{2} + c$
- ✓$x\tan \;\frac{x}{2} + c$
- C$x\tan x + c$
- D$\frac{1}{2}x\tan x + c$
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(S2) : $\lim _{ n \rightarrow \infty} \frac{1}{ n ^{16}}\left(1^{15}+2^{15}+3^{15}+\ldots \ldots \ldots .+ n ^{15}\right)=\frac{1}{16}$ માથી: