document.write( "Question 1011871: log base 4 of 8= \n" ); document.write( "
Algebra.Com's Answer #627678 by josgarithmetic(39620)\"\" \"About 
You can put this solution on YOUR website!
Choose a different base that you would like.\r
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\n" ); document.write( "\n" ); document.write( "\"log%284%2C8%29=log%2810%2C8%29%2Flog%2810%2C4%29\"----Using the Change of Base Formula\r
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\n" ); document.write( "\n" ); document.write( "\"0.90308%2F0.60205\"
\n" ); document.write( "\"highlight%281.5%29\"--------This suggests maybe Change of Base was not needed.\r
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\n" ); document.write( "\n" ); document.write( "Try starting with the exponential form of your originally given equation:
\n" ); document.write( "\"4%5Ex=8\"
\n" ); document.write( "\"%282%5E2%29%5Ex=2%5E3\"
\n" ); document.write( "\"2%5E%282x%29=2%5E3\"
\n" ); document.write( "-
\n" ); document.write( "Do you see these are the same base raised to powers, and that if set as equal, their exponents are equal?
\n" ); document.write( "\"2x=3\"
\n" ); document.write( "\"2x%281%2F2%29=3%281%2F2%29\"
\n" ); document.write( "\"highlight%28x=3%2F2%29\"
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