Functions Question 611

Question: If $ f(x)=\frac{x-|x|}{|x|} $ , then $ f(-1)= $

[SCRA 1996]

Options:

A) 1

B) ?2

C) 0

D) +2

Show Answer

Answer:

Correct Answer: B

Solution:

$ f(-1)=\frac{-1-|-1|}{|-1|}=\frac{-1-1}{1}=-,2 $ .