document.write( "Question 217300: Please solve:
\n" ); document.write( "4x^2+8x-4=0
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Algebra.Com's Answer #163869 by stanbon(75887) $\"\"$ $\"About$

You can put this solution on YOUR website!
4x^2+8x-4=0
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\n" ); document.write( "4(x^2 + 2x - 1) = 0
\n" ); document.write( "x^2 + 2x -1 = 0
\n" ); document.write( "---
\n" ); document.write( "Quadratic Formula:
\n" ); document.write( "x = [-2 +- sqrt(4-4*1*-1)]/2
\n" ); document.write( "---
\n" ); document.write( "x = [-2 +- sqrt(8)]/2
\n" ); document.write( "---
\n" ); document.write( "x = [-2 +- 2sqrt(2)]/2
\n" ); document.write( "---
\n" ); document.write( "x = [-1 +-sqrt(2)]
\n" ); document.write( "==========================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H. \n" ); document.write( "

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