document.write( "Question 386968: log 81^x=1/4 \n" ); document.write( "

Algebra.Com's Answer #273518 by Alan3354(69443) $\"\"$ $\"About$

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log 81^x=1/4
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\n" ); document.write( "x*log(81) = log(0.25)
\n" ); document.write( "x = log(0.25)/log(81)
\n" ); document.write( "x =~ -0.315465
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