document.write( "Question 178419: 4^x = square root 5^x+2 \n" ); document.write( "
Algebra.Com's Answer #133520 by Mathtut(3670)\"\" \"About 
You can put this solution on YOUR website!
\"4%5Ex=sqrt%285%5E%28x%2B2%29%29\"
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\n" ); document.write( "\"4%5E%282x%29=5%5E%28x%2B2%29\"
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\n" ); document.write( "\"%282x%29log4=%28x%2B2%29log5\"
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\n" ); document.write( "\"%282x%2F%28x%2B2%29%29log4=log+5\"
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\n" ); document.write( "\"2x%2F%28x%2B2%29=log5%2Flog4\"
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\n" ); document.write( "\"2x%2F%28x%2B2%29=1.16096\"
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\n" ); document.write( "\"2x=1.16096%28x%2B2%29\"
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\n" ); document.write( "\"2x=1.16096x%2B2.32192\"
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\n" ); document.write( "\".83904x=2.32192\"
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\n" ); document.write( "\"highlight%28x=2.7674%29\"
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