Question

Find set A if AUB={1,2,3,4,5} A intersection B={2} and B={2,3}​

Answer 1

Answer:

• A = {1,2,4,5}

Step-by-step explanation:

• with the help of formula
• AUB = A+B - (A intersection B)
• hence A = AUB + (A intersection B) - B
• hence A = {1,2,3,4,5} + {2} - {2,3}
• hence A = {1,2,4,5}

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