Tích phân
$1/ \int\limits_{ln3}^{ln5}\frac{dx}{e^x-2e^{-x}
+3}$$2/ \int\limits_{1}^{e}\frac{1+x(2lnx-1)}{x(x+1)^2}dx$$3/ \int\limits_{\frac{2\sqrt{3}-3}{2}}^{\frac{-1}{2}}\frac{dx}{4x^2+12x+13}$
Tích phân
Tích phân
$1/ \int\limits_{ln3}^{ln5}\frac{dx}{e^x-2e^{-x}
-3}$$2/ \int\limits_{1}^{e}\frac{1+x(2lnx-1)}{x(x+1)^2}dx$$3/ \int\limits_{\frac{2\sqrt{3}-3}{2}}^{\frac{-1}{2}}\frac{dx}{4x^2+12x+13}$
Tích phân
Tích phân
$1/ \int\limits_{ln3}^{ln5}\frac{dx}{e^x-2e^{-x}
+3}$$2/ \int\limits_{1}^{e}\frac{1+x(2lnx-1)}{x(x+1)^2}dx$$3/ \int\limits_{\frac{2\sqrt{3}-3}{2}}^{\frac{-1}{2}}\frac{dx}{4x^2+12x+13}$
Tích phân