posted by Amanda E. .
Two positive charges of magnitude q are each a distance d from the origin A of a coordinate system as shown above.
( Figure: h t t p : / / draw.to/DS0Qid)
At which of the following points is the electric field least in magnitude?
At which of the following points is the electric potential greatest in magnitude?
The answersto both questions are A but I don't know how to get these. Please help. Thank You.