Answer:
The ball reaches the maximum height after 1 seconds
Step-by-step explanation:
Given
--- the function missing from the question
Required
Time to reach maximum height
The time (t) to reach maximum height is calculated using:
Where
So, by comparison:
So, we have:
Answer:
7000
Step-by-step explanation:
18/5. Multiply the 5 as many times as you need to to get to 25. Then as many times as you multiplied the bottom multiply the top the same so it would be 5 times on both sides making the ratio. 90/25
Answer:
It takes 3 seconds over the interval [0,3]
Step-by-step explanation:
To find when the roller coaster reaches the ground, find when d=0.
To solve divide each term by 16 and factor:
Solve for t by setting each factor to 0.
t-3=0 so t=3
t+3=0 so t=-3
This means the car is in the air from 0 to 3 second.
Answer:
not very sure but V = 2094.3951 m3
Step-by-step explanation: