How do you get 12 by using the numbers nine and three and two and six but you can only use each number once in each operation wh
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Answer:
the answer is x= 3 and y= -1
Answer:
Step-by-step explanation:
Look at the picture.
The union of two sets A and B (A ∪ B) is the set of elements which are in A, in B, or in both A and B
