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A mapping from N to N is defined as fo...

A mapping from N to N is defined as follows `F:N rarrN` given by f(n) =`(n+5)^(2),n in N` (N is the set of natural numbers) then

A

f is not one to one

B

f is onto

C

f is both one to one and onto

D

f is one to one but not onto

Text Solution

Verified by Experts

The correct Answer is:
D
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