In this Calculus 3 tutorial, you will learn how to convert the dV differential from the Cartesian coordinate (i.e. rectangular coordinate) to the polar coordinate. That is, we will see why dxdy=rdrdθ. ----------------------------- Support this channel and get my calculus notes on Patreon: 👉 Get the coolest math shirts from my Amazon store 👉 ----------------------------- #calculus #bprpcalculus #apcalculus #tutorial