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saifoo.khan Group Title

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  • one year ago
  • one year ago

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  1. saifoo.khan Group Title
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    https://fbcdn-sphotos-h-a.akamaihd.net/hphotos-ak-ash4/426589_376766799063405_1225792641_n.jpg

    • one year ago
  2. mukushla Group Title
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    8?

    • one year ago
  3. Spacelimbus Group Title
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    \[f(x) =125 \left( \frac{2}{5}\right)^x \] or am I too blue-eyed about this problem ?

    • one year ago
  4. saifoo.khan Group Title
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    How? Why?

    • one year ago
  5. ghazi Group Title
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    3.2

    • one year ago
  6. Yahoo! Group Title
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    3.2

    • one year ago
  7. Spacelimbus Group Title
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    yes, 3.2 for x=4

    • one year ago
  8. Spacelimbus Group Title
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    except of course this is something physical I fail to understand (-:

    • one year ago
  9. mukushla Group Title
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    lol...everybody got it except me..:D

    • one year ago
  10. ghazi Group Title
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    every time it bounces 2/5 of it's original height..but first bounce is counted when it went 125 inches

    • one year ago
  11. Yahoo! Group Title
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    125 *(2/5)^4

    • one year ago
  12. ghazi Group Title
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    and after that you need to count for four more

    • one year ago
  13. Yahoo! Group Title
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    @saifoo.khan Do u have the answer key

    • one year ago
  14. saifoo.khan Group Title
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    why are we inserting 4? Why not 3?

    • one year ago
  15. saifoo.khan Group Title
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    @Yahoo! , nope.

    • one year ago
  16. saifoo.khan Group Title
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    Because the first bounce has already happened. We are left with 3 of them now?

    • one year ago
  17. Spacelimbus Group Title
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    hmm, you have a point there @saifoo.khan

    • one year ago
  18. saifoo.khan Group Title
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    So @mukushla we correct? :D

    • one year ago
  19. ghazi Group Title
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    because question asked for four bounces after the ball dropped

    • one year ago
  20. saifoo.khan Group Title
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    "After the first bounce " it reaches the height of 125 @ghazi

    • one year ago
  21. Yahoo! Group Title
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    Yup.....@mukushla was correct

    • one year ago
  22. Spacelimbus Group Title
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    Yes I guess my interpretation of that text is flawed it is x=3, which are four bounces, for x=0 initial bounce at a height of 125

    • one year ago
  23. saifoo.khan Group Title
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    Yep!

    • one year ago
  24. saifoo.khan Group Title
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    So medals for Muk?

    • one year ago
  25. ghazi Group Title
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    agreed...!!

    • one year ago
  26. Spacelimbus Group Title
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    Funny formula in general, according to it the ball can do more than one hundred bounces :D Clearly a real world phenomenon!

    • one year ago
  27. saifoo.khan Group Title
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    Hehe. Thanks all.

    • one year ago
  28. ghazi Group Title
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    not only hundred ...it can go infinite theoretically

    • one year ago
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