Question

If A= {1,2,3} and B= {1,2,3,4,5,6,7,8} then A U B

A. {1,2,3}
B. 0
C. {1,2,3,4,5,6,7,8}

Answer 1

Answer:

1. (1,2,3,)
2. (1,2,3,4,5,6,7,8)
3. A U B
4. the answer is A

Answer 2

Answer:

C

Step-by-step explanation:

If A= {1,2,3} and B= {1,2,3,4,5,6,7,8} then (A U B) is the content of both A and B with repetition

(AUB) = {1,2,3,4,5,6,7,8}