Please solve int(3/x-cosx)dx?

Question

$\int (\frac{3}{x} - cos x) d x$ $int(3/x-cosx)dx$

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Answer 1 · 2018-04-12T04:41:21

$= 3 ln (| x |) - sin x + C$ $=3ln(|x|)-sinx+C$

$\int (\frac{3}{x} - cos x) d x$ $int(3/x-cosx)dx$
$= 3 ln (| x |) - sin x + C$ $=3ln(|x|)-sinx+C$

(integral of cosx is sinx because derivative of sinx is cosx)

(add the $+ C$ $+C$ because this is an indefinite integral