potaxioinsana01 potaxioinsana01 23-04-2024 Matemáticas contestada Si A = {x / x ∈ , 0 < x ≤ 3} B = {x − 1 / x ∈ , 1 < x ≤ 4} halle n(A ∆ B). A) 1 B) 2 C) 3 D) 0