Question

A={a,b,c,d} , B={b,c,d,e} Then A ∩ B = ?​

Answer 1

Answer:

B∩C={a,e}

A∩(B∩C)={a} −(i)

A∩B={a,c}

(A∩B)∩C={a} −(ii)

From (i) and (ii) A∩(B∩C)=(A∩B)∩C

Step-by-step explanation:

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