Question

34. If y = tan-1 [ log (e/x ^2)/log(ex^2)
+ tan-1
(3+ 2 log x/
1 - 6 log x)
then d2y/dx2
is equal to
(a) 2
(b) 1
(c) O.
(d) -1​

Answer 1

Answer:

sorry don't know but thanks for the points