(i) cotx
(ii) secx
Let us take u = cosx and v = sinx
u’ = (cosx)’ = -sinx
v’ = (sinx)’ = cosx
Putting the above obtained values in the formula:-
Ans).
(ii)
Let us take u = 1 and v = cosx
u’ = (1)’ = 0
v’ = (cosx)’ = -sinx
Putting the above obtained values in the formula:-
Ans).