
Yefim S. answered 06/15/21
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Math Tutor with Experience
= ∫14(xlny + y2/2x)12dx = ∫14(xln2 + 4/(2x) - xln1 - 1/(2x))dx = (x2ln2/2 - 3/2lnx)14 =
8ln2- 3ln4/2 - ln2/2 + 3lm1/2 = 9ln2/2