Question: a. Let a function from the real numbers to the integers be defined by f(x) = [x]. Is f one-to-one? Is f onto? Explain

a. Let a function from the real numbers to the integers be

a. Let a function from the real numbers to the integers be defined by f(x) = [x]. Is f one-to-one? Is f onto? Explain why or why not in each case. Xx b. Let f: Z Z be defined by f(x) = [x]. Is f one-to- one? Is fonto? Explain why or why not in each case.

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