A particle leaves the origin with a velocity of 7.2 m/s in the positive
y direction and moves in the
xy plane with a constant acceleration of (3.0
− 2.0
) m/s
2. At the instant the particle moves back across the
x axis (
y = 0), what is the value of its
x coordinate?
◦ 65 m
◦ 91 m
◦ 54 m
◦ 78 m
◦ 86 m