Question
Mathematics Question on Tangents and Normals
If f(x) = ex, h(x) = (fof) (x), then h′(x)h′(x) =
A
h(x)
B
h(x)1
C
logh(x)
D
−logh(x)
Answer
logh(x)
Explanation
Solution
The correct option is: (C) logh(x)
If f(x) = ex, h(x) = (fof) (x), then h′(x)h′(x) =
h(x)
h(x)1
logh(x)
−logh(x)
logh(x)
The correct option is: (C) logh(x)