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Solution 1.1:4f

From Förberedande kurs i matematik 1

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Adding 1 to <math>\pi</math> gives a number with the same decimal expansion as <math>\pi</math>, and since <math>\pi</math> is irrational
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then <math>\pi+1</math> must be irrational.
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Current revision

Adding 1 to gives a number with the same decimal expansion as , and since is irrational then +1 must be irrational.


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