Answer:
The rocket will hit the floor at 9.57 seconds
Step-by-step explanation:
Given
Take off height = 30ft
Initial velocity= 150ft/s
Required [Missing from the question]
Time to hit the ground
The rocket will hit the ground at:
So, we have:
Rewrite as:
Solve using quadratic formula, we have:
Where:
So, we have:
Split:
Time cannot be negative;
So:
<em>Hence, the rocket will hit the floor at 9.57 seconds</em>