A model rocket is launched upward with an initial velocity of 170 feet per second. The height, in feet, of the rocket t seconds after the launch is given by . How many seconds after the launch will the rocket be 450 feet above the ground? Round to the nearest tenth of a second.
A)5.0 seconds and 5.6 seconds
B)5.0 seconds and 11.3 seconds
C)5.1 seconds and 11.3 seconds
D)5.1 seconds and 5.6 seconds
E)5.0 seconds and 5.1 seconds

Question

A model rocket is launched upward with an initial velocity of 170 feet per second. The height, in feet, of the rocket t seconds after the launch is given by  . How many seconds after the launch will the rocket be 450 feet above the ground? Round to the nearest tenth of a second.
A)5.0 seconds and 5.6 seconds 
B)5.0 seconds and 11.3 seconds 
C)5.1 seconds and 11.3 seconds 
D)5.1 seconds and 5.6 seconds 
E)5.0 seconds and 5.1 seconds

Quizplus · Accepted Answer

The Answer of A model rocket is launched upward with an initial velocity of 170 feet per second. The height, in feet, of the rocket t seconds after the launch is given by  . How many seconds after the launch will the rocket be 450 feet above the ground? Round to the nearest tenth of a second.
A)5.0 seconds and 5.6 seconds 
B)5.0 seconds and 11.3 seconds 
C)5.1 seconds and 11.3 seconds 
D)5.1 seconds and 5.6 seconds 
E)5.0 seconds and 5.1 seconds

A Model Rocket Is Launched Upward with an Initial Velocity