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A Ix-2I≤4
B 3-Ix-1I>0
A x≤4+2
x≤6
B 3-x+1>0
-x>-1-3
-x>-4/-
x<4
A∨B(-niesk ,4∨6 +nieskonczoności)
A∧BФ
A/B (6 +nieskonczoności)