A graphing calculator shows it takes 3.25 seconds for the shoe to hit the building.
_____
200 -16t^2 = 31
169 = 16t^2
√(169/16) = t
t = 13/4 = 3 1/4
X= -5/2 (0.4)
or
x= -2 1/2 (2.5)
stock in a start-up company
Subtract 76 on both sides:
2401 - 76 = 76 - 2x - 76
2325 = -2x
Divide both sides by -2:
-1162.5 = x
Answer:
31
Step-by-step explanation:
50 - 2-3-6-3-5 = 31