1. Expand \(\frac{3a}{2}(a - b + \frac{1}{5})\).
 
The law used to expand the product is .
 
The rule used in expanding the first term is xm×xn=ii+i.
 
\(\frac{3a}{2}(a - b + \frac{1}{5})\) \(=\) iiiiiiii+iii
 
2. Can any two terms be added to get a single term?