The positive charge, q1 = 4.5\mu C , and the two negative charges, q2 = - 3.5\mu C and q3 = - 3.5\mu C , are placed at the corners of the triangle with side lengths as indicated in the diagram. Let positive x be towards the right of the page, and let positive y be towards the top of the page. 91 3.0 m 93 5.0 m 4.0 m 92