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Math Help - number pattern

  1. #1
    Kaz
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    number pattern

    Please help with this pattern
    1, 8, 27, ??, 125
    also this one as I am stuck
    100, 121, 144, ???, 196
    anyhelp is appreciated
    Last edited by Kaz; June 18th 2008 at 03:34 AM. Reason: thread closed
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  2. #2
    Super Member flyingsquirrel's Avatar
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    Hello
    Quote Originally Posted by Kaz View Post
    Please help with this pattern
    1, 8, 27, ??, 125
    Notice that 1=1^3,\,8=2^3,\,27=3^3\,\ldots 125=5^3.

    also this one as I am stuck
    100, 121, 144, ???, 196
    The idea is the same as for the previous sequence. Hint : 100=10^2
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  3. #3
    Flow Master
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    Quote Originally Posted by Kaz View Post
    Please help with this pattern
    1, 8, 27, ??, 125 Mr F says: Think cubes ....
    also this one as I am stuck
    100, 121, 144, ???, 196 Mr F says: Think squares ...
    anyhelp is appreciated
    ..
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