MCQ
$\int \frac{1}{\sqrt{x}+\sqrt{x^3}} d x=$____
- ✓$2 \tan ^{-1}(\sqrt{x})+ c$
- B$\tan ^{-1}(2 x-1)+c$
- C$2 \tan \sqrt{x}+c$
- D$2 \tan ^{-1}(x)+c$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| X | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| P(X=x) | k | 2k | 2k | 3k | $k ^2$ | $2 k ^2$ | $7 k^2+k$ |
