Polynomial functions graphs applications and models

Question

A toy rocket is launch from the top of a building 122 feet tall and initial velocity of 175 ft./s.

a. Give the function that describes the height of the rocket in terms of time t.

b. Determine the time at which the rocket reaches its maximum height, and the maximum height in feet.

c. For what time interval will the rocket be more than 141 feet above ground level?

d. After how many seconds will he hit the ground?

Answer 1