Consider the following statements:1. A function f : Z → Z, defined by f(x) = x + 1, is one-one as well as onto.2. A function f : N → N, defined by f(x) = x + 1, is one-one but not onto.Which of the above statements is/are correct?

Consider the following statements:1. A function f : Z → Z, defined

1.	Consider the following statements:1. A function f : Z → Z, defined by f(x) = x + 1, is one-one as well as onto.2. A function f : N → N, defined by f(x) = x + 1, is one-one but not onto.Which of the above statements is/are correct?
A.	1 only
B.	2 only
C.	Both 1 and 2
D.	Neither 1 nor 2
Answer» D. Neither 1 nor 2

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