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Answer by JKismyhusbandbae:
Ground Mulch
Median: 13.1
Upper Quartile:14.4
Lower Quartile:12.2
Range: 7.4
H=-16t^2+49
find where h=0
0=49-16t^2
0=7^2-(4t)^2
difference of 2 perfect square
0=(7-4t)(7+4t)
set to zero
7-4t=0
7=4t
7/4=t
7+4t=0
4t=-7
t=-7/4
faslse, this is before the person jumps
answer is 7/4 seconds
5.68x10^11
100=10^2
1 billion=10^9
10^2*10^9=10^11
Answer:
Step-by-step explanation:
