MCQ
$\int\left[\frac{\log x-1}{1+(\log x)^2}\right]^2 dx =?$
- ✓$\frac{x}{1+(\log x)^2}+ c$
- B$\frac{x}{1+(\log x)}+ c$
- C$\frac{1}{1+(\log x)^2}+ c$
- D$\frac{x^2}{1+(\log x)^2}+ c$
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1 primary spermatocyte : 4 spermatozoa :: 1 primary oocyte : ____________.