Answer:
9 feet
Step-by-step explanation:
The height of the ball in feet is given by the polynomial:
where t is the time in seconds.
After 3 seconds, t = 3:
The height of the ball after 3 seconds is 9 feet.
t≤ 9
3.5+4t≤ 39.5
subtract 3.5 from each side
4t≤ 36
divide each side by 4
Answer: dang i just had the answer
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boat tour is $18