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2016740e

  • 3 years ago

: y=-16x2+91x+312

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  1. alanli123
    • 3 years ago
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    What is it you wish to find?

  2. infinity_
    • 3 years ago
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    quadratic equation.. it's not that hard..

  3. alanli123
    • 3 years ago
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    Theres nothing to solve though

  4. 2016740e
    • 3 years ago
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    The equation for this fountain is: y=-16x2+91x+312 How Long Will the Water Remain in the Air?

  5. alanli123
    • 3 years ago
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    Basically, find the coordinates of the two x intercepts.

  6. 2016740e
    • 3 years ago
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    idk how

  7. infinity_
    • 3 years ago
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    oops right.. indeed there's anything to solve..

  8. cwrw238
    • 3 years ago
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    -16x2+91x+312 will this factor???

  9. 2016740e
    • 3 years ago
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    idk im stuck on it

  10. cwrw238
    • 3 years ago
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    no - it won't factor into whole numbered terms

  11. cwrw238
    • 3 years ago
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    if y = 0 you can solve it using the quadratic formula- it will give two real solutions

  12. cwrw238
    • 3 years ago
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    http://www.wolframalpha.com/input/?i=+y%3D-16x%5E2+%2B+91x+%2B+312

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