23. If Neil, weighing 150 pounds, jumps with an initial velocity of 8 ftu/sec, calculate his hang...
8. A projectile is fired upward with an initial velocity of 100 ft/sec. The formula for position of an after t seconds is given by f() = -161? +1001 +5. a. Find the maximum height of the projectile. b. At what time is the maximum height reached?