4. [1/4 Points] DETAILS PREVIOUS ANSWERS OSCOLPHYSAP2016 2.7.P.057. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Assume air resistance is negligible unless otherwise stated. A coin is dropped from a hot-air balloon that is 280 m above the ground and rising at 11.0 m/s upward. For the coin, find the following. (a) the maximum height (in m) reached 286.17 m (b) its position and velocity (in m and m/s, respectively) 3.80 s after being released (Assume that the +x-axis is to the right and the +y-axis is up along the page. Indicate the direction with the sign of your answer.) Y = -28.8 X m V = m/s (c) the time (in s) before it hits the ground S