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ChrisV

  • 4 years ago

Explain how 3/cuberoot(4)=3cuberoot(2)/2

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  1. ChrisV
    • 4 years ago
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    \[3/\sqrt[3]{4}=3\sqrt[3]{2}/2\]

  2. ChrisV
    • 4 years ago
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    i am confused how to simplify the first to the second

  3. ChrisV
    • 4 years ago
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    http://www.calcchat.com/book/Calculus-9e/ It would be ch4 section 4 problem 45

  4. joeywhite
    • 4 years ago
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    multipy top and bottom by cuberoot 2 3* cuberrot2 / cuberoot4 * cuberroot 2 = 3* cuberoot2 / cuberoot 8 = 3*cuberoot2 / 3

  5. ChrisV
    • 4 years ago
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    ah so I multiply top and botton times cuberoot of 2

  6. joeywhite
    • 4 years ago
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    sorry 3*cuberoot2 / 2

  7. joeywhite
    • 4 years ago
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    yup

  8. ChrisV
    • 4 years ago
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    I feel so stupid now lol

  9. joeywhite
    • 4 years ago
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    cuberoot 4 * cuberoot 2 = cuberoot (2*4)

  10. ChrisV
    • 4 years ago
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    oh i understand now

  11. joeywhite
    • 4 years ago
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    no - im sure ur not

  12. ChrisV
    • 4 years ago
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    just did not think that way

  13. ChrisV
    • 4 years ago
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    thanks

  14. joeywhite
    • 4 years ago
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    yw

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