Respuesta :

nanavirus960

Answer:

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

josshyaby

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}

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