document.write( "Question 60353: 1. Factor by grouping:\r
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\n" ); document.write( "\n" ); document.write( "b. 10p^3-2p^2q^2-5pq+q^3
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Algebra.Com's Answer #41533 by tutorcecilia(2152)\"\" \"About 
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a. 5r^2+15rs-2rs-6s^2
\n" ); document.write( "(5r)(r+3s)-(2s)(r+3s)
\n" ); document.write( "(5r-2s)(r+3s)
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\n" ); document.write( "b. 10p^3-2p^2q^2-5pq+q^3
\n" ); document.write( "(2p^2)(5p-q^2)-(q)(5p-q^2)
\n" ); document.write( "(2p^2-q)(5p-q^2)
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