przyklad calki nieoznaczonej
: 29 mar 2009, o 23:58
oto i ona \(\displaystyle{ \int_{}^{} log _{3} x dx}\) przez czesci
\(\displaystyle{ f(x) = log _{3}x}\) \(\displaystyle{ f'(x)= \frac{1}{xln3}}\)
\(\displaystyle{ g'(x) = 1}\) \(\displaystyle{ g(x) = x}\)
\(\displaystyle{ xlog _{3}x - \int_{}^{} \frac{1}{ln3} dx}\)
\(\displaystyle{ xlog _{3}x - \frac{1}{ln3} \cdot x +c}\) dobrze?
\(\displaystyle{ f(x) = log _{3}x}\) \(\displaystyle{ f'(x)= \frac{1}{xln3}}\)
\(\displaystyle{ g'(x) = 1}\) \(\displaystyle{ g(x) = x}\)
\(\displaystyle{ xlog _{3}x - \int_{}^{} \frac{1}{ln3} dx}\)
\(\displaystyle{ xlog _{3}x - \frac{1}{ln3} \cdot x +c}\) dobrze?