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Q3. Surjective functions Consider the following function, paying close attention to the domain and the codomain: f: Z Z , f(x) = 4x State whether

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Q3. Surjective functions Consider the following function, paying close attention to the domain and the codomain: f: Z Z , f(x) = 4x State whether you believe it is surjective or not. If you believe it is not surjective give one example of an element of the codomain (an output value) for which there is no element of the domain (input value) that produces it

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