The equation is $$\frac{1}{5} - \frac{3}{x},$$ rewritten as $$\frac{1}{5} - 3x^{-1}.$$ So the anti-derivative should be $$\frac{1}{5}x - 3\frac{x^0}{0} + C,$$ which doesn't exist. Can anyone help?
$\endgroup$ 21 Answer
$\begingroup$Hint: Antiderivative of $\frac{1}{x}= \ln x$
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