A) \[\{-1\}\]
B) {0}
C) \[\{-1/2\}\]
D) \[\varphi \]
Correct Answer: C
Solution :
By verification, \[f\left( \left| -\frac{1}{2} \right| \right)=f\left( \frac{1}{2} \right)=\frac{1}{2}-1=-\frac{1}{2}\] Hence \[f(|x|)=x\].You need to login to perform this action.
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