Posted by **Anonymous** on Tuesday, February 19, 2013 at 2:17pm.

integrate 1/x dx w.r.t x

answer should be log(x) or ln(x)

and why

- maths-urgently needed -
**Steve**, Tuesday, February 19, 2013 at 2:27pm
because d/dx log(x) = 1/x,

∫dx/x = log(x)+C

is that why enough, or is there yet something missing?

And, maybe you haven't seen the old chestnut

∫d(cabin)/cabin = log cabin + C = houseboat

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