Use the identity 
to find the following products.
(i) 
(ii) 
(iii) 
(iv) 
(v) 
(vi) 
(vii)
(i) Using Identity 
In the given expression 
On substituting these values in the above identity, we get
(ii) Using Identity 
In the given expression 
On substituting these values in the above identity, we get
=
(iii) Using Identity 
In the given expression 
On substituting these values in the above identity, we get
=
(iv) Using Identity 
In the given expression 
On substituting these values in the above identity, we get
=
(v) Using Identity 
In the given expression 
On substituting these values in the above identity, we get
=
(vi) Using Identity 
In the given expression 
On substituting these values in the above identity, we get
=
(vii) Using Identity 
In the given expression 
On substituting these values in the above identity, we get
=
