document.write( "Question 303584: Multiply:
\n" ); document.write( "(5*sqrt7 - 15*sqrt2) * (2*sqrt7 + 6*sqrt2)\r
\n" ); document.write( "\n" ); document.write( "Rationalize the denominator:
\n" ); document.write( "sqrt(c)-sqrt(d)/sqrt(c)+sqrt(d)\r
\n" ); document.write( "\n" ); document.write( "Please help walk me through these problem! I cannot find anything in the book that works with these types of problems! Thank you in advance for your help!!
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Algebra.Com's Answer #217555 by mananth(16946)\"\" \"About 
You can put this solution on YOUR website!
(5*sqrt7 - 15*sqrt2) * (2*sqrt7 + 6*sqrt2)
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\n" ); document.write( "5sqrt7*2sqrt7+5sqrt7*6sqrt2 -15sqrt2*2sqrt7 -15sqrt2*6sqrt2
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\n" ); document.write( "10*7 + 30sqrt7*sqrt2- 30sqrt2*sqrt7-90*2
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\n" ); document.write( "70+0 -180\r
\n" ); document.write( "\n" ); document.write( "-110\r
\n" ); document.write( "\n" ); document.write( "Ananth
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