let X be a set containing n elements. two subsets A and B of X are chosen at random the probability that A U B =X IS

1. 2n_Cn/2²ⁿ
2. 1/2n_Cn
3. 1.3.5......(2n-1) 2ⁿ .n!
4. (3/4)ⁿ

​​please answer me with solution

Lavanya kunderu

9 Years agoGrade 12