document.write( "Question 277002: FACTOR COMPLETELY 2C^2-5CD-42D^2 \n" ); document.write( "
Algebra.Com's Answer #201767 by edjones(8007)\"\" \"About 
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2c^2-5cd-42d^2
\n" ); document.write( "2*-42=-84; two factors of -84 who's sum is -5= -12, +7
\n" ); document.write( "2c^2-12cd+7cd-42d^2
\n" ); document.write( "2c(c-6d)+7d(c-6d) factoring by grouping.
\n" ); document.write( "(2c+7d)((c-6d)
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