Answer:

Step-by-step explanation:
subtract 12x from both sides, then divide by twelve.
Answer:
Height of the ball after 3 seconds = 27.4 feet.
Step-by-step explanation:
h(t) = -4.9t^2 + 22t + 5.5
h(3) means the height of the ball at time 3 seconds after the ball was thrown.
h(3) = -4.9(3)^2 + 22(3) + 5.5
= 27.4 feet
Step-by-step explanation:
5.21× 3.4 = 17.714
thank u
Answer:
69.53
Step-by-step explanation:
I did it on my calculator.