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anonymous

  • one year ago

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  1. anonymous
    • one year ago
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    what is the difference between \[\log_{8} (x^2)\] and \[2\log_{8} (x)\]

  2. anonymous
    • one year ago
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    @Deeezzzz nuts

  3. anonymous
    • one year ago
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    @Icedragon50

  4. anonymous
    • one year ago
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    @DanJS

  5. anonymous
    • one year ago
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    @mathstudent55

  6. DanJS
    • one year ago
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    log property \[\log_{b}a^b =b*\log_{b}a \]

  7. anonymous
    • one year ago
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    My confusion is when graphing or finding the domain

  8. DanJS
    • one year ago
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    ignore that i used b twice in the same side. a^c

  9. anonymous
    • one year ago
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    when i graphed log8(x^2) it gives me a domain from (-00,0) U (0,00) while when using the power rule it is just from (0,00)

  10. anonymous
    • one year ago
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    I don't get how that can happen..

  11. DanJS
    • one year ago
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    x can be negative or positive when it is squared

  12. anonymous
    • one year ago
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    Yes but aren't the two function equivalent ? and should therefore have the same domain

  13. DanJS
    • one year ago
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    look at the first blue box rules there http://www.andrews.edu/~calkins/math/webtexts/numb17.htm

  14. DanJS
    • one year ago
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    x>0

  15. anonymous
    • one year ago
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    Thanks

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