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Numbers Group Title

complete the pattern 1/8 1/2 2 8 32 128?

  • 2 years ago
  • 2 years ago

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  1. cathyangs Group Title
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    huh? what are the separate terms?

    • 2 years ago
  2. Numbers Group Title
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    After 8

    • 2 years ago
  3. cathyangs Group Title
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    ah... it's multiplying by 4 each time. 128*4, type it into your search bar.

    • 2 years ago
  4. Numbers Group Title
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    Ok Ty, so 8x4 and 128x4

    • 2 years ago
  5. Walleye Group Title
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    When you get patterns like this you may find it helpful to iqnore the fractions first.

    • 2 years ago
  6. moneybird Group Title
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    multiply four each time

    • 2 years ago
  7. cathyangs Group Title
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    I find it helpful, especially when trying to write a function, to figure out what the 0th term would be. Like in this case, the function of n, the number of term, is: f(n)=1/32*4^n

    • 2 years ago
  8. moneybird Group Title
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    this is a goemetric sequence \[\frac{1}{8} (4)^{n-1}\]

    • 2 years ago
  9. moneybird Group Title
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    4 is the common ratio and 1/8 is the first term and n is the number of term

    • 2 years ago
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