my $\displaystyle u = (x^2+1)$, $\displaystyle du = 2x$
$\displaystyle 4 \int (2x+1)/(x^2+1)$
I would like to turn that into du/u but there's a + 1 in the numerator, which isn't part of du's value. What am I supposed to do?
my $\displaystyle u = (x^2+1)$, $\displaystyle du = 2x$
$\displaystyle 4 \int (2x+1)/(x^2+1)$
I would like to turn that into du/u but there's a + 1 in the numerator, which isn't part of du's value. What am I supposed to do?