Asked by eliana

A helicopter is ascending vertically with a speed of 5.07 m/s . At a height of 120 m above the Earth, a package is dropped from the helicopter. How much time does it take for the package to reach the ground? [Hint: What is v0 for the package?]
Answered by oobleck
h(t) = 120 + 5.07t - 4.9t^2
find t when h=0