📐 数学Lv.3👁 19
Solve: Given A = 7, 7, 10, 8, 6, B = 3, 4, 8, 2, 9…
Given A = 7, 7, 10, 8, 6, B = 3, 4, 8, 2, 9. Find A ∩ B, A ∪ B, and A \ B.
📐 数学Lv.3👁 19
Solve: Given A = 8, 5, 4, 4, 7, 6, B = 2, 2, 5. F…
Given A = 8, 5, 4, 4, 7, 6, B = 2, 2, 5. Find A ∩ B, A ∪ B, and A \ B.