A rocket is fired vertically upward from the ground. The distance s in feet that the rocket travels from the ground afte
Posted: Thu Jun 02, 2022 12:04 pm
A rocket is fired vertically upward from the ground. The distance s in feet that the rocket travels from the ground after t seconds is given by s(t)=-12t² + 457t. (a) Find the velocity of the rocket 7 seconds after being fired. feet/sec (b) Find the acceleration of the rocket 7 seconds after being fired feet/sec²