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mighty_pen31

  • 4 years ago

HELP! Given f(t)=-16t^2+80t+4 represents the height of a baseball after being hit. a. Re-write f(t) in f(t)=a(t-h)^2+ k b. what is the max. height of the ball? c. if the ball was caught at a height of 68 cm , how long was the ball in the air?

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  1. saifoo.khan
    • 4 years ago
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    Convert the equation into completing square form!

  2. mighty_pen31
    • 4 years ago
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    but I don't know how to do that, I didn't learn that at'l

  3. mr.luna
    • 4 years ago
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    |dw:1334805908960:dw|

  4. saifoo.khan
    • 4 years ago
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    |dw:1334806084616:dw|

  5. mr.luna
    • 4 years ago
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    |dw:1334806133172:dw|

  6. saifoo.khan
    • 4 years ago
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    nice drawing..

  7. saifoo.khan
    • 4 years ago
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    @mighty_pen31 , did you solved yet?

  8. mighty_pen31
    • 4 years ago
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    of course..not, anyway, thanks for the help

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