document.write( "Question 762879: Solve for z: z2-8z=9\r
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Algebra.Com's Answer #464256 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! z2-8z=9 \r \n" ); document.write( "\n" ); document.write( "------ \n" ); document.write( "z^2 - 8z - 9 = 0 \n" ); document.write( "Factor: \n" ); document.write( "---- \n" ); document.write( "(z-9)(z+1) = 0 \n" ); document.write( "--- \n" ); document.write( "Ans: z = 9 or z = -1 \n" ); document.write( "======================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=============== \n" ); document.write( " |