8.) A toy rocket is fired upward from the ground. The relation between its height h, in feet, and the time t from launch, in seconds, can be described by the function h(t) = - 6t2 +64t.

a. Determine if the rocket will reach 80 feet. Explain how you know whether it will reach that height.

How long does the rocket stay more than 48 feet above the ground? Explain how you reached your

In which of the situations can information about tyler be represented by the expression r+3 when r represents information about ray? check all that apply.

Icould really use some with this question.

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2xdesmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x