If A = {1, 2, 3}, B = {2, 3, 4}, then A ∪ B = :
সমাধান
সঠিক উত্তর: Option C
দেওয়া আছে
A = {1, 2, 3}
B = {2, 3, 4}
এখন
A ∪ B = {1, 2, 3} ∪ {2, 3, 4}
= {1, 2, 3, 4}
A = {1, 2, 3}
B = {2, 3, 4}
এখন
A ∪ B = {1, 2, 3} ∪ {2, 3, 4}
= {1, 2, 3, 4}