Question

The set of all points, where the function $f(x)=\frac{x}{(1+|x|)}$ is differentiable, is

• A. (0,∞)
• B. (-∞,∞)
• C. (-∞,0)U(0,∞)
• D. [-1,0]

Answer 1

Answer: (B)

(-∞,∞)

Answer 2

The correct option is(B):(-∞,∞)