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mskyeg

  • 3 years ago

The equation h=-16t^2 + 32t +9 gives the height of a ball, h, in feet above the ground, at t seconds after the ball is thrown upward. How many seconds after the ball is thrown will it reach maximum height? What is its maximum height?

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  1. etemplin
    • 3 years ago
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    the vertex of any parabola is given by (-b/(2a)) the value of this is how many seconds plug this value into the equation to get the max height

  2. mskyeg
    • 3 years ago
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    25?

  3. etemplin
    • 3 years ago
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    yes h=25 t=1

  4. mskyeg
    • 3 years ago
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    cool thanks:)

  5. mskyeg
    • 3 years ago
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    I figured out i wanted to check cause it is important thank you very much

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