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anonymous

  • one year ago

If a football player passes a football from 4 feet off the ground with an initial velocity of 36 feet per second, how long will it take the football to hit the ground? Use the equation h = -16t2 + 36t + 4.

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  1. Zyi6
    • one year ago
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    Do you have any idea on how to start this?

  2. anonymous
    • one year ago
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    no

  3. Zyi6
    • one year ago
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    okay, well, we will have to pull out the equation they give us: h(t) = -16t^2 + 36t + 4

  4. Zyi6
    • one year ago
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    You do understand how to factor by grouping, yes?

  5. anonymous
    • one year ago
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    i don't understand what you mean. its for quadratic

  6. Zyi6
    • one year ago
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    Yes, But you do not understand what factoring a trinomial by grouping is?

  7. anonymous
    • one year ago
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    nope

  8. Zyi6
    • one year ago
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    you should have known that going into a problem like this. I do not have the time to teach you how to solve quadradics all over again.

  9. anonymous
    • one year ago
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    would you do the abc method?

  10. anonymous
    • one year ago
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    4(4t^2+9t+1) like this ?

  11. anonymous
    • one year ago
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    @zyi6

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