Answer:
it will take 5.5 seconds to hit the ground
Step-by-step explanation:
A projectile is shot vertically from the ground level. It’s height h, in feet, after t seconds is given by 
When the projectile hits the ground then the height becomes 0


GCF is -8t

now set each factor =0 and solve for t


So it will take 5.5 seconds to hit the ground
Answer:
3.67
Step-by-step explanation:
When u divide 55 by 15 you get 3.666666666666666666666666666666666666666666666666666 and it rounded it 3.67
Answer:
Answer is B.9;0;-3
Step-by-step explanation:
123.875 i think is the answer