Differentiate the following functions:
(i) 
(ii) 
(iii) 
(iv) 
(v) 
(vi) 
Formula:
(i) 
Applying, quotient rule
= 
= 
= 
(ii) 
Applying, quotient rule
= 
= 
= 
= 
= 
(iii) 
Applying, quotient rule
= 
= 
= 
= 
(iv) 
Applying, quotient rule
= 
= 
= 
= 
= 
= 
(v) 
Applying, quotient rule
= 
= 
(vi) 
Applying, quotient rule
= 
= 
= 
2