Answer to Question #286330 in Discrete Mathematics for Marouane

Discrete Mathematics

Question #286330

What is the image (range) of the function that assigns the square of an integer to this integer

Expert's answer

The function is: "f:\\Z \\to \\Z" defined by "f(n)=n^2, \\forall n \\in \\Z"

Image(range)":=\\{n^2|n\\in \\Z\\}=\\{0,1,4,9,16,25,\\ldots\\}"

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