document.write( "Question 183520: Can you please help me solve this.\r
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document.write( "x-5x^1/2-36=0 \n" );
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Algebra.Com's Answer #137776 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! x-5x^1/2-36=0 \n" ); document.write( "------------------- \n" ); document.write( "Factor: \n" ); document.write( "((sqrt(x)^2-9x^(1/2)+4x^(1/2)-36 = 0\r \n" ); document.write( "\n" ); document.write( "------ \n" ); document.write( "Factor to get: \n" ); document.write( "[sqrt(x)(sqrt(x -9) + 4(sqrt(x)-9)] = 0\r \n" ); document.write( "\n" ); document.write( "----- \n" ); document.write( "Factor again: \n" ); document.write( "(sqrt(x) - 9)(sqrt(x) + 4) = 0\r \n" ); document.write( "\n" ); document.write( "sqrt(x) = 9 or sqrt(x) = -4\r \n" ); document.write( "\n" ); document.write( "------ \n" ); document.write( "sqrt(x) cannot be -4\r \n" ); document.write( "\n" ); document.write( "So If sqrt(x) = 9, x = 81 \n" ); document.write( "============================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |