What are the (a)x and (b)y components of the vector that must be added to the following three vectors, so that the sum of the four vectors is zero? Due east is the +x direction, and due north is the +y direction. = 113 units, 57.0 ° south of west = 213 units, 32.0 ° south of east = 174 units, 26.0 ° north of east?