A miniature quadcopter is located at xi = -2.25 m and yi = -4.70 m
at t = 0 and moves with an average velocity having components vav,
x = 1.70 m/s and vav, y = -1.50 m/s. What are the x-coordinate and
y-coordinate (in m) of the quadcopter's position at t = 2.60 s?