. If \[f:R\to R\], then \[f(x)=\ |x|\] is [RPET 2000]

1.	. If \[f:R\to R\], then \[f(x)=\ \|x\|\] is [RPET 2000]
A.	One-one but not onto
B.	Onto but not one-one
C.	One-one and onto
D.	None of these
Answer» E.

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. If \[f:R\to R\], then \[f(x)=\ |x|\] is [RPET 2000]

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