### Calculus

Calculate line integrals
This is a question in Hanoi University of Science and Technology's Graduate entry examination. It used for testing LaTEX works correctly on this page. LaTEX, and larger - Mathematics in Vy is something very special. $\displaystyle I = \int\limits_{L}^{} (2x - 3y)dx + xy dy$

L is line AB from A(0;0) to B(2;4)