document.write( "Question 431547: How do you simplify by rationalizing the dominator for these problems?\r
\n" ); document.write( "\n" ); document.write( "1) 5/sqrt7\r
\n" ); document.write( "\n" ); document.write( "2) 7/sqrt7 +sqrt3
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Algebra.Com's Answer #299463 by John10(297)\"\" \"About 
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1) 5/sqrt7\r
\n" ); document.write( "\n" ); document.write( "HINT: Multiply this fraction by [sqrt(7)]/[sqrt(7)]\r
\n" ); document.write( "\n" ); document.write( "ANSWER: (5[SQRT(7)])/7\r
\n" ); document.write( "\n" ); document.write( "2) 7/(sqrt7 + sqrt3)\r
\n" ); document.write( "\n" ); document.write( "HINT: Multiply this fraction by [sqrt(7)- sqrt(3)]/[sqrt(7)+ sqrt(3)]\r
\n" ); document.write( "\n" ); document.write( "ANSWER: 7*(sqrt(7)-sqrt(3))/4\r
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