document.write( "Question 730692: rationalize (sqrt)(7)/(5)(sqrt)(7)+(3) \n" ); document.write( "
Algebra.Com's Answer #446798 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! rationalize (sqrt)(7)/[(5)(sqrt)(7)+(3)] \n" ); document.write( "----- \n" ); document.write( "Multiply numerator and denominator by (5sqrt(7)-3) to get: \n" ); document.write( "---- \n" ); document.write( "[sqrt(7)(5sqrt(7)-3)]/[25*7-9] \n" ); document.write( "----- \n" ); document.write( "[5*7-3sqrt(7)]/169 \n" ); document.write( "---- \n" ); document.write( "= [35-3sqrt(7)]/169 \n" ); document.write( "======================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=============== \n" ); document.write( " |