219. assignment (electric force)

Three point charges are arranged at the points of a right triangle. Imagine them on an x/y axis with Q2= 6nC at the origin, Q1= 3nC and is .03m above Q2, and then Q3=25nC which is .04m to the right of Q2. 

Video description:
https://youtu.be/dTrZxb5Vd-4