document.write( "Question 181856This question is from textbook
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\n" ); document.write( "p^2-1-4q^2-4q\r
\n" ); document.write( "\n" ); document.write( "I tried grouping, including difference of squares, but couldn't factor completely.
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Algebra.Com's Answer #136456 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "If you applied the difference of two squares and grouping you should have obtained:\r
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\n" ); document.write( "\n" ); document.write( "That's as completely factored as anyone can make this one.\r
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