document.write( "Question 338637: what is the sqrt of 81x^2 \n" ); document.write( "

Algebra.Com's Answer #242709 by jim_thompson5910(35256) $\"\"$ $\"About$

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$\"sqrt%2881x%5E2%29=sqrt%28%289x%29%5E2%29=9x\"$ . So $\"sqrt%2881x%5E2%29=9x\"$ where $\"x%3E=0\"$ \n" ); document.write( "

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