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juansantos7b
03.02.2020 •
Mathematics
The equation h(t)=−16t2+120t+65 gives the height of a firework, in feet, t seconds after it is launched from a platform.
what is the height of the platform?
enter your answer in the box.
ft
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Ответ:
The height of the platform is 65 ft
Step-by-step explanation:
Given : The equation
gives the height of a firework, in feet, t seconds after it is launched from a platform.
We have to find the height of the platform.
Since the firework is launched from the platform so the initial height of firework will give the height of the platform.
So, the firework is at platform when t = 0 in the given equation
At t = 0
Simplify , we have,
Thus, The height of the platform is 65 ft
Ответ:
im pretty sure the answer is b
Step-by-step explanation:
hope this helps sorry if i got it wrong