C sometimes,because it might a number with zero
9514 1404 393
Answer:
5.25 seconds
Step-by-step explanation:
The vertex of the parabola defined by ax²+bx+c is located at x = -b/(2a).
The time to maximum altitude is ...
x = -(168)/(2(-16)) = 168/32 = 5.25
The time at which maximum height is reached is 5.25 seconds after launch.
Question # 1
Step-by-step Explanation:
Given
solving
Therefore, completing the blanks:
Question # 3
Step-by-step Explanation:
Given
solving
Therefore, completing the blanks:
Question # 5
Step-by-step Explanation:
Given
solving
Therefore, completing the blanks:
Answer:
yes
Step-by-step explanation:
tea is 1.20 a piece and cake is 1.50
1.50×4=6
1.20×3=3.60
6+3.60=9.60
for a all you have to do is * you will find the answer. for b what ever yo answer was for a u will put that for the hours n what u had * u put for min for seconds