Question: Consider the function f : Z Z , where f ( n ) = | 2 n | . Which of the following correctly describe

Consider the function f:ZZ, where f(n)=|2n|. Which of the following correctly
describe domain, codomain and range?
The domain and codomain are the set of all integers, but the range includes only
the nonnegative even integers
The domain and codomain are the set of all integers, but the range includes only
the positive integers
The domain, codomain are range are the set of all integers
The domain and range are the set of all integers, but the codomain includes only
the positive even integers
Consider the function f:ZZ, where f(n)=|2n|. Which of the following correctly

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