Bank Math Master১টি পরীক্ষায় এসেছেপ্রশ্ন ৭The universal set of U = {1, 2, 3, 4, 5, 6} and A = {1, 3, 5}, B = {3, 5, 6} then determine (A′ ∩ B′)কক) {1, 4}খখ) {2, 4, 6}গগ) {1, 2, 4, 6}ঘঘ) {2, 4}উত্তর দেখুন