Exact equations
Reading $M\,dx + N\,dy = 0$ as the statement that a potential is constant, testing it with $M_y = N_x$, and recovering the potential whose level curves are the solutions.
About 35 minutes8 activities Paper packet
Reading $M\,dx + N\,dy = 0$ as the statement that a potential is constant, testing it with $M_y = N_x$, and recovering the potential whose level curves are the solutions.
About 35 minutes8 activities Paper packet