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Rozwiaz nierownisc

| 2|x-1|-3 | <=5


Odpowiedź :

|2|x−1|−3|≤5

2|x−1|−3≤5 v 2|x−1|−3≥−5

2|x−1|≤8 v 2|x−1|≥−2

|x−1|≤4 v |x−1|≥−1

x−1≤4 i x−1≥−4 x−1≥−1 i x−1 ≤1

x≤5 i x≥−3 x≥0 i x≤2

x∊<−3;5> x ∊<0;2>