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Sagot :

Réponse:

1,|3-5|=-3--5=-3+5 car 3<5

2,|2-3÷7|=2-3/7car 3/7<2

3,|π-1|=π-1 car 1<π

4,|4-√23|= -4--√23=-4+√23 car 4<√23

5,|1-√2|÷|√5-2|=(-1--√2)÷(√5-2) =(-1+√2)÷(√5-2) car 1<√2et2<√5

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