document.write( "Question 42607This question is from textbook INTERMEDIATE ALGEBRA
\n" ); document.write( ": Factor each polynomial, if possible.\r
\n" ); document.write( "\n" ); document.write( "x^2-4 \n" ); document.write( "

Algebra.Com's Answer #27725 by gsmani_iyer(201) $\"\"$ $\"About$

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\n" ); document.write( "To solve this problem, apply $\"a%5E2-b%5E2\"$ =(a+b)(a-b)\r
\n" ); document.write( "\n" ); document.write( "Here in the problem,
\n" ); document.write( "= $\"x%5E2-4\"$ = $\"x%5E2-2%5E2\"$ . So applying the above,
\n" ); document.write( "= $\"%28x%2B2%29%28x-2%29\"$ Answer\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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