document.write( "Question 776879: How would I solve for 4y^2+4y+5=0 by completing the square? I would really appreciate it if you could help me out. Thanks \n" ); document.write( "
Algebra.Com's Answer #473767 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! solve for 4y^2+4y+5=0 by completing the square \n" ); document.write( "--------------- \n" ); document.write( "4y^2 + 4y = -5 \n" ); document.write( "4(y^2+y+1) = -5+4*1 \n" ); document.write( "----- \n" ); document.write( "4(y+1)^2 = -1 \n" ); document.write( "---- \n" ); document.write( "(y+1)^2 = -1/4 \n" ); document.write( "------ \n" ); document.write( "y+1 = (1/2)i or y+1 = (-1/2)i \n" ); document.write( "------ \n" ); document.write( "y = -1 + (1/2)i or y = -1-(1/2)i \n" ); document.write( "=================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=============== \n" ); document.write( " |