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PAGE: 94SET: ExercisesPROBLEM: 67
Please look in your text book for this problem Statement

The function is .

If  is a rational number then the function is .

If  is a irrational number then the function is .

 is never continuous because rational and irrational numbers are next to each other on the number line,  jumps between  and .

The limit of the function does not exist.

Therefore the function  is never continuous.

 does not exist.



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