document.write( "Question 101464: I need help with a problem but cant type square root on my keyboard but I'll do my best, Here goes (X+1)^1/2+(2X)^1/2=1 \n" ); document.write( "
Algebra.Com's Answer #73863 by stanbon(75887) ![]() You can put this solution on YOUR website! (X+1)^1/2+(2X)^1/2=1 \n" ); document.write( "--------------------- \n" ); document.write( "(X+1)^1/2 = -(2X)^1/2+1 \n" ); document.write( "Square both sides: \n" ); document.write( "x+1 = 2x+1 -2(2x)^(1/2) \n" ); document.write( "x=2(2x)^(1/2) \n" ); document.write( "Square both sides: \n" ); document.write( "x^2 = 4(2x) \n" ); document.write( "x^2-8x=0 \n" ); document.write( "x(x-8)=0 \n" ); document.write( "x=0 or x=8 \n" ); document.write( "------------------- \n" ); document.write( "Check the answrs in (X+1)^1/2+(2X)^1/2=1 \n" ); document.write( "If x=0: sqrt(1)+ sqrt(0) = 1 \n" ); document.write( "True \n" ); document.write( "----------------- \n" ); document.write( "If x=8: sqrt(9)+sqrt(16)=1 \n" ); document.write( "False \n" ); document.write( "-------------------- \n" ); document.write( "Only solution: x=0 \n" ); document.write( "========================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |