Four point charges are at the corners of a square of side a as shown in the figure below. Determine the magnitude and direction the resultant electric force on q, with ke, 9, and a in symbolic form. (Let B = 5.0q and C = 2.0q. Assume that the +x-axis is to th right and the +y-axis is up along the page.) magnitude B a a + C + a direction 45 Need Help? Read It Submit Answer 9 B counterclockwise from the +x-axis