document.write( "Question 390479: 2 square root of a minus 1 is equals to 4a
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Algebra.Com's Answer #276885 by richard1234(7193)\"\" \"About 
You can put this solution on YOUR website!
This is an ambiguous question. I can interpret it either as\r
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\n" ); document.write( "\n" ); document.write( "\"2sqrt%28a%29+-+1+=+4a\" or\r
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\n" ); document.write( "\n" ); document.write( "\"2sqrt%28a-1%29+=+4a\"\r
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\n" ); document.write( "\n" ); document.write( "In either case, square both sides (for the first equation, add 1 to both sides before squaring). In both cases you will get a quadratic that is easy to solve.
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