document.write( "Question 113460: CAN SOME ONE HELP ME WITH THIS PROBLEM.
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document.write( "SOLVE ALGEBRAICALLY AND CHECK YOUR POTENTIAL SOLUTIONS\r
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document.write( "SQUAREROOT X+20-X=0 \n" );
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Algebra.Com's Answer #82535 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! SOLVE ALGEBRAICALLY AND CHECK YOUR POTENTIAL SOLUTIONS \n" ); document.write( "SQUAREROOT X+20-X=0 \n" ); document.write( "--------------- \n" ); document.write( "Rewrite as: \n" ); document.write( "x-sqrt(x)-20 = 0 \n" ); document.write( "Factor to get: \n" ); document.write( "(sqrtx-5)(sqrtx+4)=0 \n" ); document.write( "sqrtx = 5 or sqrtx = -4 \n" ); document.write( "Only potential solution is sqrt(x) = 5 \n" ); document.write( "-------------- \n" ); document.write( "Checking that solution in x-sqrt(x)-20 =0 \n" ); document.write( "25 -5-20 = 0 \n" ); document.write( "20=20 \n" ); document.write( "========== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H.: \n" ); document.write( " \n" ); document.write( " |