A point charge q1=+2.00 nC is held stationary at the origin.A

A point charge q1=+2.00 nC is held stationary at the origin.A second point charge q2=-4.50 nC moves from the point xi=0.300 m,yi=0.400 to the point xf=0.600 m,yf=0.800 m.How much work is done by the electric force on q2?