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jeka94
3 years ago
15

A person walking across a bridge accidentally drops an orange into the river below from a height of 40 feet. The function h = −1

6t^2 + 40 gives the orange’s approximate height h above the water, in feet, after t seconds. In how many seconds will the orange hit the water?
a. 1.6 seconds
b. 0.6 seconds
c. 2.3 seconds
d. 3 seconds
Mathematics
2 answers:
marishachu [46]3 years ago
7 0

Answer:

A. is the answer

Step-by-step explanation:

FromTheMoon [43]3 years ago
4 0
H=0
0=-16t^2+40
-40=-16t^2
-40/-16=2.5=t^2
t= sqrt2.5
t=1.58seconds

a
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