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chicagochica5 Group Title

If an object is dropped from a height of 144 feet, the function h(t)=-16t^2 + 144 gives the height of the object after t seconds. When will the object hit the ground?

  • one year ago
  • one year ago

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  1. chicagochica5 Group Title
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    A. 9 s B. 6 s C. 1.5 s D. 3 s

    • one year ago
  2. febylailani Group Title
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    h(t)=-16t^2 + 144 is this formula right?

    • one year ago
  3. chicagochica5 Group Title
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    Yes thats the right formula @febylailani

    • one year ago
  4. qpHalcy0n Group Title
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    Here, you can set it equal to zero and factor.

    • one year ago
  5. chicagochica5 Group Title
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    I think the answer is D

    • one year ago
  6. qpHalcy0n Group Title
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    You'd be correct.

    • one year ago
  7. chicagochica5 Group Title
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    Thanks!

    • one year ago
  8. febylailani Group Title
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    oooh.. sorry, he's 1st xD

    • one year ago
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