Hi,
I need some help with ln and integrals. So I am given the equation:
x^3 ln x dx
and the answer is:
in the image below.
I have trouble with this line:
= 1/4^3 lnx  1/4 (F) x^3
(F) being the integral sign
why is that 1/4 not in the second integral?
Hope you get what I mean.
I need some help with ln and integrals. So I am given the equation:
x^3 ln x dx
and the answer is:
in the image below.
I have trouble with this line:
= 1/4^3 lnx  1/4 (F) x^3
(F) being the integral sign
why is that 1/4 not in the second integral?
Hope you get what I mean.
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