document.write( "Question 331703: Factor completely, if polynomial is prime state it\r
\n" ); document.write( "\n" ); document.write( "4x^2 - 25\r
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\n" ); document.write( "\n" ); document.write( "I am not quite sure how to so this problem would someone please help me out
\n" ); document.write( "Thank you
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Algebra.Com's Answer #237777 by Earlsdon(6294)\"\" \"About 
You can put this solution on YOUR website!
Factor:
\n" ); document.write( "\"4x%5E2-25\" Notice that this is a difference of squares.
\n" ); document.write( "\"%282x%29%5E2-%285%29%5E2\"
\n" ); document.write( "A difference of squares is factorable as:
\n" ); document.write( "\"A%5E2-B%5E2+=+%28A%2BB%29%28A-B%29\" so...
\n" ); document.write( "\"4x%5E2-25+=+highlight%28%282x%2B5%29%282x-5%29%29\"
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