document.write( "Question 767699: Dear Sir/Madam,
\n" ); document.write( " Kindly help me in finding the value of k so that the equation 2x^2+(4-k)x-17=0, roots numerically equal but opposite in sign.
\n" ); document.write( "Thank you for your help!
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Algebra.Com's Answer #467817 by ankor@dixie-net.com(22740)\"\" \"About 
You can put this solution on YOUR website!
\"2x%5E2+%2B+%284-k%29x+-+17+=+0\"
\n" ); document.write( "for this to be true, (4-k) = 0
\n" ); document.write( "therefore k = 4, leaving an equation of
\n" ); document.write( "2x^2 - 17 = 0
\n" ); document.write( "2x^2 = 17
\n" ); document.write( "x^2 = 17/2
\n" ); document.write( "x = +/-\"sqrt%288.5%29\"
\n" ); document.write( "x\r
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