
(ab) is a binomial and the square of a binomial means (ab)^{2}. To find the square of a binomial That is (ab)(ab) = a.a  a.b  b.a + b.b = a^{2}  ab  ba + b^{2} = a^{2}  ab  ab + b^{2} ....(Commutative Property) = a^{2}  2ab + b^{2}
In verbal Directions: Solve the following problems using above formula. Also write at least ten examples of your own. 