Question

solve this faast class 11 maths​

Answer 1

Answer: ∅

Step-by-step explanation:

A = {1,2,3,5,7,9,11}

B = {7,9,11,13}

D = {17,19,21,23}

(A ∪ B) = {7,9,11}

(B ∪ D) = ∅ (empty set)

∴ (A ∪ B) ∩ (B ∪ D) = ∅ (Since any set intersection with ∅ is ∅ itself)

Answer 2

Answer:

={ 7,9,11,13}

Step-by-step explanation:

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