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    bd1177's Avatar
    bd1177 Posts: 4, Reputation: 1
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    #1

    Apr 25, 2012, 01:13 PM
    Find the missing base: LOGb(8)=5
    Hi, could you help me with this algebra problem please. Thank you
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #2

    Apr 25, 2012, 01:33 PM
    If this is what you mean:



    You can apply the definition of logarithms, which is that if then . So from you have . Can you take it from here?
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