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yrivers36

  • 2 years ago

Factor completely. 8t^3 - 27 with explanations please! Thank you

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  1. estudier
    • 2 years ago
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    http://en.wikipedia.org/wiki/Difference_between_two_cubes#Sum.2Fdifference_of_two_cubes

  2. precal
    • 2 years ago
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    |dw:1335305533581:dw|

  3. precal
    • 2 years ago
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    can you finish the problem by using the formula that I have written down for you. Formula is known as difference of cubes

  4. yrivers36
    • 2 years ago
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    Im thinking....(2t-3)(4t^2-6t+9)

  5. precal
    • 2 years ago
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    |dw:1335305733137:dw|

  6. precal
    • 2 years ago
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    you almost had it but it is a +6t

  7. yrivers36
    • 2 years ago
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    ok

  8. yrivers36
    • 2 years ago
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    i dont understand why it would be a +

  9. precal
    • 2 years ago
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    |dw:1335305888103:dw|

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