document.write( "Question 143240: Solve for a. 2√a-1 = 4√a
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Algebra.Com's Answer #104247 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
\"2sqrt%28a-1%29=4sqrt%28a%29\"\r
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\n" ); document.write( "\n" ); document.write( "Square both sides:
\n" ); document.write( "\"4%28a-1%29=16a\"\r
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\n" ); document.write( "\n" ); document.write( "Distribute:
\n" ); document.write( "\"4a+-+4+=+16a\"\r
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\n" ); document.write( "\n" ); document.write( "\"12a+=+-4\"\r
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\n" ); document.write( "\n" ); document.write( "\"a=-1%2F3\"\r
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\n" ); document.write( "\n" ); document.write( "The single root to this equation is extraneous, therefore there is no solution.\r
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