Oefeningen eenvoudig
I.
\int {5x^2 e^{x^3 } dx} =
II.
\int {x^2 (x^3 - 1)^3 dx} =
III.
\int {\left( {x^3 + x} \right)\sqrt {x^2 + 1} \,\,dx = }
I.
\int {5x^2 e^{x^3 } dx} =
II.
\int {x^2 (x^3 - 1)^3 dx} =
III.
\int {\left( {x^3 + x} \right)\sqrt {x^2 + 1} \,\,dx = }