document.write( "Question 72208This question is from textbook Elementary Algebra
\n" ); document.write( ": [1/(a5b)]-[5/(ab3)] \n" ); document.write( "
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[1/(a5b)]-[5/(ab3)]\r
\n" ); document.write( "\n" ); document.write( "ans = after taking L.C.M -(22ab)/15ab = -22/15
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