document.write( "Question 265976: SOLVE (2x-1)^2=20 \n" ); document.write( "
Algebra.Com's Answer #195474 by Alan3354(69443)\"\" \"About 
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(2x-1)^2=20
\n" ); document.write( "2x-1 = +/-sqrt(20)
\n" ); document.write( "2x = 1 ± 2sqrt(5)
\n" ); document.write( "x = (1/2) ± sqrt(5)\r
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