a) log9 1/81= x b) logx81=4
Last edited by robinpatrick; Oct 23rd 2006 at 08:39 PM.
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#1 has something missing. #2) Thus I don't know exactly what method your teacher wants you to solve these, but this one works out nicely as 3.
Hello, robinpatrick! Rewrite in exponential form . . . We have: . Then: . We have: . Then: .
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