document.write( "Question 896062: Reduce to one term with a positive rational denominator?\r
\n" ); document.write( "\n" ); document.write( "(3-x) / (2+ sqrt7) ?\r
\n" ); document.write( "\n" ); document.write( "Any help? Thank you so much!
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Algebra.Com's Answer #543196 by josgarithmetic(39630)\"\" \"About 
You can put this solution on YOUR website!
Multiply the rational expression by \"%282-sqrt%287%29%29%2F%282-sqrt%287%29%29=1\", which in doing allows the advantage of DIFFERENCE OF SQUARES. \n" ); document.write( "
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