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If f:R to R be defined by f(x) =2x+sinx ...

If `f:R to R` be defined by `f(x) =2x+sinx ` for `x in R`, then check the nature of the function.
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

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

Text Solution

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The correct Answer is:
A
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