Question 1186609
A binary operation is defined as {{{p*q=3p-q}}}. Evaluate {{{(1*2)*3}}}

{{{(1*2)*3}}}=>{{{p=(1*2)=2}}} and {{{q=3}}}

Substitute {{{p= 2}}}, {{{q= 3 }}}into the formula

{{{(1*2)*3=3(1*2)-3=6-3=3}}}