document.write( "Question 279187: sqrt(x+11)=sqrt(x) +1 im not sure how to solve for this \n" ); document.write( "
Algebra.Com's Answer #203060 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! sqrt(x+11) = sqrt(x) +1 \n" ); document.write( "Square both sides \n" ); document.write( "x + 11 = (sqrt(x) + 1)^2 \n" ); document.write( "FOIL the right side \n" ); document.write( "x + 11 = x + sqrt(x) + sqrt(x) + 1 \n" ); document.write( ": \n" ); document.write( "x + 11 = x + 2sqrt(x) + 1 \n" ); document.write( "; \n" ); document.write( "x - x + 11 - 1 = 2sqrt(x) \n" ); document.write( ": \n" ); document.write( "10 = 2sqrt(x) \n" ); document.write( "Square both sides \n" ); document.write( "100 = 4x \n" ); document.write( "x = 100/4 \n" ); document.write( "x = 25 \n" ); document.write( ": \n" ); document.write( "You can check solution in original problem\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |