Answer: Union of two sets.
Explanation: "An element is in the union of two sets if it is in the first set, the second set, or both. The symbol we use for the union is ∪ . The word that you will often see that indicates a union is "or".
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(-2.3)*4.7 would be equal to -10.81
Answer:
50.27
Step-by-step explanation:
area of a circle: pi X r^2
r= radius
Answer:
where are the three options
Step-by-step explanation: