Let I := [0, 1] and let I: I-+ R be defined by l(x) := x for x rational, and l(x) := 1-

Chapter 5, Problem 9

(choose chapter or problem)

Let I := [0, 1] and let I: I-+ R be defined by l(x) := x for x rational, and l(x) := 1- x for x irrational. Show that I is injective on I and that I

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