( x – 3/x ) dx

( x – 3/x ) dx

Integral
∫xⁿ dx = 1/(n + 1) xⁿ⁺¹ + C
∫1/x dx = ln |x| + C

∫(x – 3/x).dx
= ∫(x¹ – 3/x) dx
= 1/2 x² – 3 ln |x | + C