<span>68=-16t2+64t+8
16t2-64t+60=0
4t2-16t+15=0
(2t-5)(2t-3)=0
t=5/2 or 3/2
The object is at 68 feet after 3/2 secs, and returns to 68 feet after another second..</span>
Answer:
Step-by-step explanation:gsgsbwbw
Hshsh
Answer:
Srue what's your question
Step-by-step explanation:
Sorry, but I cannot understand the first part of this question
Nor the second part it's not finished.
<h2>please change this so that i could help</h2><h2>:D</h2><h2 /><h2>From:</h2><h2>Kenny</h2>
There something you ain’t giving us in this equation