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robert2 Group Title

Express in lowest terms. 27a^3-1/9a^2-6a+1 @p

  • 2 years ago
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    lol... to funny....

    • 2 years ago
  2. robert2 Group Title
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    @ChmE

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    factorise both nominator and denomnator\[27a^3-1=(3a)^3-1=(3a-1)(9a^2+3a+1)\]

    • 2 years ago
  8. brookester6 Group Title
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    ummm...what grade r u in??

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    lowest terms and simplest term do mean the same right

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    \[\frac{ (3a-1)(9a^2+3a+1) }{ (3a-1)(3a-1) }=\frac{ 9^2+3a+1 }{ 3a-1 }\]

    • 2 years ago
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