document.write( "Question 253747: Please help me solve:
\n" ); document.write( "1) x²+x-72\r
\n" ); document.write( "\n" ); document.write( "2) x²-15x+156\r
\n" ); document.write( "\n" ); document.write( "3) x²-6x-16\r
\n" ); document.write( "\n" ); document.write( ",Thanks
\n" ); document.write( "

Algebra.Com's Answer #186134 by drk(1908)\"\" \"About 
You can put this solution on YOUR website!
Please help me solve. First, there are no =0 parts so we factor.
\n" ); document.write( "--
\n" ); document.write( "1) x²+x-72
\n" ); document.write( "(x+9)(x-8)
\n" ); document.write( "--
\n" ); document.write( "2) x²-15x+156
\n" ); document.write( "can't factor - prime.
\n" ); document.write( "--
\n" ); document.write( "3) x²-6x-16
\n" ); document.write( "(x-8)(x+2)
\n" ); document.write( "
\n" );