document.write( "Question 179326: How do I find if the following operator is associative:\r
\n" ); document.write( "\n" ); document.write( "a*b = a+2b-ab
\n" ); document.write( "

Algebra.Com's Answer #134256 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Check to see if
\n" ); document.write( "(a*b)*c = a*(b*c)
\n" ); document.write( "---------
\n" ); document.write( "If these are equal the operation is associative.
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "
\n" );