document.write( "Question 60945: Can anyone help getting this set up and solved? Thanks\r
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document.write( "Solve 5x^2 + 2x - 1 = 0\r
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document.write( "Thanks! \n" );
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Algebra.Com's Answer #41881 by checkley71(8403) ![]() You can put this solution on YOUR website! 5x^2+2x-1=0 using the quadratic equation we get \n" ); document.write( "x=(-b+-sqrt[b^2-4ac])/2a \n" ); document.write( "x=(-2+-sqrt[4-4*5*-1])/2*5 \n" ); document.write( "x=(-2+-sqrt[4+20])/10 \n" ); document.write( "x=(-2+-sqrt24)/10 \n" ); document.write( "x=(-2+-4.9)/10 \n" ); document.write( "x=(-2+4.9/10 \n" ); document.write( "x=2.9/10 \n" ); document.write( "x=.29 solution \n" ); document.write( "x=(-2-4.9)/10 \n" ); document.write( "x=-6.9/10 \n" ); document.write( "x=-.69 solution \n" ); document.write( " \n" ); document.write( " |