for any sets A and B shows that (i) (A∩B)∪(A-B)=A (ii) A∪ (B-A) = A∪B

for any sets A and B shows that (i) $(A \cap B) \cup (A - B) = A$ (ii) $A \cup (B - A) = A \cup B$

Mixed-up sentence exercise

Put the parts in order to form a sentence. When you think your answer is correct, click on "Check" to check your answer. If you get stuck, click on "Hint" to find out the next correct part.