document.write( "Question 869811: Find the real or imaginary solutions by using the quadratic formula. 2x^2+4x=-1
\n" ); document.write( " \n" ); document.write( "
Algebra.Com's Answer #524440 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!

\n" );
document.write( "Hi
\n" );
document.write( "2x^2+4x + 1 = 0     ax^2 + x + c  Format
\n" );
document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"
\n" );
document.write( "\"x+=+%28-4+%2B-+sqrt%28+8+%29%29%2F4+\"
\n" );
document.write( "\"x+=+%28-4+%2B-+sqrt%28+4%2A2+%29%29%2F4+\"
\n" );
document.write( "\"x+=+%28-4+%2B-+2sqrt%282+%29%29%2F4+\"
\n" );
document.write( " x = -1 ± .5√2 \n" );
document.write( "
\n" );