GC Focus DS 1 TSD
The velocity, V feet per second, of a model rocket t seconds after launch is given by V = -32t + C, where C is a positive constant. What is the velocity of the rocket 2 seconds after it was launched?
(1) The rocket reaches its maximum height and begins descending 1.5 seconds after it was launched.
(2) The rocket's initial velocity was 48 feet per second.