document.write( "Question 425037: Factor completely:
\n" ); document.write( "64r^4-121 \n" ); document.write( "

Algebra.Com's Answer #296118 by Gogonati(855) $\"\"$ $\"About$

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Solution:This expression can be written:\r
\n" ); document.write( "\n" ); document.write( " $\"%288%2Ar%5E2%29%5E2-%2811%29%5E2+\"$ =\r
\n" ); document.write( "\n" ); document.write( " $\"%288%2Ar%5E2-11%29%2A%288%2Ar%5E2%2B11%29\"$ \n" ); document.write( "

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