Mathematics: You throw a ball at a height of 5 feet above the ground. The height h (in feet) of the ball after t seconds can be modeled by the equation, h=(-16t)^2 + 44t + 5 After how many seconds does the ball reach a height of 15?

You throw a ball at a height of 5 feet above

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chandranewlon

01.07.2021

Mathematics

Hi how are you doing today Jasmine

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Krystallyah

28.08.2021

Mathematics

First, you find the rate at which Jeffery types.

110 divides by 2.75. This makes 40.

Then to find the amount of words he types in 4.25 minutes,

40 x 4.25. This makes 170.

So Jeffery can type 170 words in 4 1/4 minutes.

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You throw a ball at a height of 5 feet above the ground. The height h (in feet) of the ball after t seconds can be modeled by the equation, h=(-16t)^2 + 44t + 5 After how many seconds does the ball reach a height of 15?

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