The maximum time 1.75 second in case of not having the height:
1. change in ax²+bx+c form⇆ -16t²+56t-40=h
h=(8-8t)(2t-5)
h=16t-40-16t²+40t
h=-16t²+56t-40
2. t max=-b/(-2a)=-56/(-2×-16)=1.75 second
Answer:
Its the first option
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
800+5=805
4000÷805=4.9689441
Answer: The answer is A. 3/5
Step-by-step explanation:
Cos is the X coordinate given in parenthesis.
The X coordinate is 0.6, so find the fraction which equals 0.6.
3/5 = 0.6
Answer:
The length of a rectangle is 5 m less than three times the width. If the perimeter is 86 m, what are the dimensions or the rectangle? ... If the length of a certain rectangle is decreased by 4 cm and the width is increased by 3 cm, a square with the same ... The perimeter of a rectangle is 99 ft, and the length is twice the width.
Step-by-step explanation:
