WBJEE 2017 Math Solved Paper

© examsiri.com

Question : 68 of 75

Marks: +1, -0

Let f be a non-constant continuous function for all x ≥ 0. Let f satisfy the relation f(x) f(a–x) = 1 for some a ∈ R+. Then
I=

a

∫

0

‌

dx

1+f(x)

is equal to

a
a
4
a
2
f(a)

Go to Question:

Prev Question

Next Question