Q. 284.0( 2 Votes )

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Answer :

Given function f: Z Z defined as

For x = 3, f(x) = 0

For x = 5, f(x) = 0

But 3 ≠ 5

So, f is not one-one.


x ϵ R y ϵ R

Domain = Range

Hence, f is not one-one but onto.

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