document.write( "Question 643214: factor each completely
\n" ); document.write( "3r^2-4r-15
\n" ); document.write( "7x^2-79x+90
\n" ); document.write( "5x^2-28x+15
\n" ); document.write( "5n^2+9n+4
\n" ); document.write( "7b^2-32b-60
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Algebra.Com's Answer #404414 by lynnlo(4176)\"\" \"About 
You can put this solution on YOUR website!
(1) (3r+5)(r-3)\r
\n" ); document.write( "\n" ); document.write( "(2) (7x-9)(x-10)\r
\n" ); document.write( "\n" ); document.write( "(3) (5x-3)(x-5)\r
\n" ); document.write( "\n" ); document.write( "(4) (n+1)(5n+4)\r
\n" ); document.write( "\n" ); document.write( "(5) (7b+10)(b-6)
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