document.write( "Question 945149: What is (a-1)(2a+a+1) \n" ); document.write( "
Algebra.Com's Answer #576314 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\"%28a-1%29%282a%2Ba%2B1%29\"\r
\n" ); document.write( "\n" ); document.write( "\"a%282a%2Ba%2B1%29-1%282a%2Ba%2B1%29\"\r
\n" ); document.write( "\n" ); document.write( "\"2a%5E2%2Ba%5E2%2Ba-2a-a-1\"\r
\n" ); document.write( "\n" ); document.write( "\"3a%5E2%2Bcross%28a%29-2a-cross%28a%29-1\"\r
\n" ); document.write( "\n" ); document.write( "\"3a%5E2-2a-1\"
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