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Let function f:RtoR be defined by f(x)=2...

Let function `f:RtoR` be defined by `f(x)=2x+sinx` for `x inR`. Then f is :

A

one-one and onto

B

one-one but not onto

C

onto but not one-one

D

neither one-one nor onto

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The correct Answer is:
A
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