Mathematics, 28.08.2020 06:01 mia3128

The height of a javelin in feet is modeled by h(t) = -16t2 + 79 +5, where t is time in seconds after the javelin is thrown. How long is it in the air? What is the maximum height? When does
the javelin reach a height of 99 feet?

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The height of a javelin in feet is modeled by h(t) = -16t2 + 79 +5, where t is time in seconds afte...