document.write( "Question 200672: m^4-n^4= \n" ); document.write( "
Algebra.Com's Answer #150963 by tutorcecilia(2152)\"\" \"About 
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m^4-n^4 [factor the difference of two squares]
\n" ); document.write( "(m^2-n^2)(m^2+n^2)[again, factor the difference of two squares]
\n" ); document.write( "(m-n)(m+n)(m^2+n^2)
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