rozwiąz nierownosci.:|x-2|<4
|x-4|<2
|x-4|>2
|x-2|<4
x-2<4 ∧ x-2>-4
x<6 ∧ x>-2
x∈(-2;6)**********************|x-4|<2
x-4<2 ∧ x-4>-2
x<6 ∧ x>2
x∈(2;6)********************|x-4|>2
x-4>2 ∧ x-4<-2
x>6 ∧ x<2
x∈(-∞2)u(6;+∞)
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|x-2|<4
x-2<4 ∧ x-2>-4
x<6 ∧ x>-2
x∈(-2;6)
**********************
|x-4|<2
x-4<2 ∧ x-4>-2
x<6 ∧ x>2
x∈(2;6)
********************
|x-4|>2
x-4>2 ∧ x-4<-2
x>6 ∧ x<2
x∈(-∞2)u(6;+∞)
licze na naj