4.
An astronaut on the moon (acceleration due to gravitys-5.3 ft/sec²) throv
a stone up with an initial velocity of 60 ft/sec from an initial height of 61
a. Find the the velocity at any time t.
b. Find the position (height) function at any time t.
c. What is the velocity of the projectile at t = 3 secs?
d. Find the stone's maximum height.