Solution 1.1:3c
From Förberedande kurs i matematik 1
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| - | <math>8-4=4</math> | + | <math>8-4=4</math> is a natural number, integer and rational number (see the explanation to exercise a). |
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Current revision
\displaystyle 8-4=4 is a natural number, integer and rational number (see the explanation to exercise a).
