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Let f:N rarr N defined by f(n)={{:((n+...

Let `f:N rarr N` defined by
`f(n)={{:((n+1)/(2) " if n is odd"),(n/2" if n is even"):}` then `f` is

A

onto but not one-one

B

one-one and onto

C

neither one-one nor onto

D

one-one but not onto

Text Solution

Verified by Experts

The correct Answer is:
A
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