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Mathematics, 20.09.2019 21:30 proutyhaylee
For each function below, determine whether or not the function is injective and whether or not the function is surjective. (you do not need to justify your answer). (a) f: r + r given by f(x) = x2 (b) f: n + n given by f(n) = n2 (c) f: zx z β z given by f(n, k) = n +k
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For each function below, determine whether or not the function is injective and whether or not the f...
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