document.write( "Question 201847: 3. 8x²-16x-4 over 4. \n" ); document.write( "

Algebra.Com's Answer #152088 by checkley77(12844) $\"\"$ $\"About$

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(8x²-16x-4)/4
\n" ); document.write( "2x^2-4x-1
\n" ); document.write( " $\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"$
\n" ); document.write( "x=(4+-sqrt[-4^2-4*2*-1])/2*2
\n" ); document.write( "x=(4+-sqrt[16+8])/4
\n" ); document.write( "x=(4+-sqrt24)/4
\n" ); document.write( "x=(4+-4.9)/4
\n" ); document.write( "x=(4=4.9)/4
\n" ); document.write( "x=8.9/4
\n" ); document.write( "x=2.225 ans.
\n" ); document.write( "x=(4-4.9)/4
\n" ); document.write( "x=-.9/4
\n" ); document.write( "x=-.225 ans.\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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