A skater is pushing along a hockey puck of mass 160g, with a constant force, over frictionless ice. The puck initially has a velocity of 170 2 (2.75, 0)m/s. Eight seconds later, its velocity is 17f : (5.12, 4.61)m/s. What is the magnitude of the force exerted bythe skater on the puck? n n Please enter a numerical answer below. Accepted formats are numbers or e based scientic notation e.g. 0.23, *2, le6, 5.23e78 IEnter answer here 3 N