document.write( "Question 284229: Express as a single logarithm and if possible simplify\r
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Algebra.Com's Answer #206263 by nyc_function(2741)\"\" \"About 
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4 log(a) y + 1/7 log(a) z\r
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\n" ); document.write( "\n" ); document.write( "log(a)[y^4 * z^(1/7)]\r
\n" ); document.write( "\n" ); document.write( "NOTE: z^(1/7) can also be written as the 7th root of z.\r
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