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algebra2sucks

  • one year ago

Evaluate the Logarithmic. log(3) 81

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  1. satellite73
    • one year ago
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    again your job is to solve \(3^y=81\) for \(y\) if you know it, you are done

  2. precal
    • one year ago
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    use change of base

  3. satellite73
    • one year ago
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    change of oil maybe

  4. ParthKohli
    • one year ago
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    \[\log_3{81} =\rm something\iff 3^{\rm something} = 81\]

  5. precal
    • one year ago
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    |dw:1357320013926:dw|

  6. precal
    • one year ago
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    |dw:1357320089930:dw|

  7. precal
    • one year ago
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    |dw:1357320112900:dw|you could also use the definition of a log

  8. precal
    • one year ago
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    3 to what power will give you 81

  9. algebra2sucks
    • one year ago
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    3 to the 4th powwer

  10. precal
    • one year ago
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    |dw:1357320318399:dw|yes you are correct

  11. algebra2sucks
    • one year ago
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    Thank you all!

  12. precal
    • one year ago
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    yw

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