document.write( "Question 345368: How do I factor this equation completely? 8k squared-18k-81 \n" ); document.write( "
Algebra.Com's Answer #246962 by haileytucki(390)![]() ![]() You can put this solution on YOUR website! 8k^(2)-18k-81\r \n" ); document.write( "\n" ); document.write( "In this problem (9)/(4)*-(9)/(2)=-81 and (9)/(4)-(9)/(2)=-18, so insert (9)/(4) as the right hand term of one factor and -(9)/(2) as the right-hand term of the other factor. \n" ); document.write( "(k+(9)/(4))(k-(9)/(2))\r \n" ); document.write( "\n" ); document.write( "Remove the fraction by multiplying the first term of the factor by the denominator of the second term. \n" ); document.write( "(4k+9)(2k-9) \n" ); document.write( " |