MCQ
`int (cot(logx))/x "d"x` = ______.
- A`(sin(log x))/cosx + "c"`
- B`log |cos (log x)| + "c"`
- ✓`log |sin (log x)| + "c"`
- D`log |tan (log x)| + "c"`
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The number of particles (spheres) per unit cell is:
