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in Mathematics by (71.7k points)
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Let Function f : R → R be defined by f(x) = 2x + sinx for x  R.Then, f is 

(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

1 Answer

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by (75.1k points)
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Best answer

The correct option (a) one-to-one and onto 

Explanation:

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