document.write( "Question 273141: Exponential and Logarithmic Equations:
\n" ); document.write( "use mental math to sovle each equation.
\n" ); document.write( "1.
\n" ); document.write( "2^x=1/8\r
\n" ); document.write( "\n" ); document.write( "2.
\n" ); document.write( "log(small4)2=x\r
\n" ); document.write( "\n" ); document.write( "3.
\n" ); document.write( "10^6x=1\r
\n" ); document.write( "\n" ); document.write( "4.
\n" ); document.write( "solve 5^2x=125
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Algebra.Com's Answer #199569 by edjones(8007)\"\" \"About 
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2^x=1/8
\n" ); document.write( "log[2](2^x)=log[2](1/8)
\n" ); document.write( "x=log[2](1/8)
\n" ); document.write( "x=-3
\n" ); document.write( ".
\n" ); document.write( "Ed
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