Let the function \[f:R\to R\] be defined by \[f(x)=2x+\sin x,\ x\in R\]. Then f is [IIT Screening 2002]

Let the function \[f:R\to R\] be defined by \[f(x)=2x+\sin x,\ x\in R\

1.	Let the function \[f:R\to R\] be defined by \[f(x)=2x+\sin x,\ x\in R\]. Then f is [IIT Screening 2002]
A.	One-to-one and onto
B.	One-to-one but not onto
C.	Onto but not one-to-one
D.	Neither one-to-one nor onto
Answer» B. One-to-one but not onto

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Let the function \[f:R\to R\] be defined by \[f(x)=2x+\sin x,\ x\in R\]. Then f is [IIT Screening 2002]

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