42 THe number of unordered pairs (A,B), of subsets of the set S = {1, 2, - Maths -

Question

42 THe number of unordered pairs (A,B), of subsets of the set S =
{1, 2, , 10}, such that
A ∩ B = ∅ and A ∪ B = S, is
(a)210
(b)29
(c)10C2
(d)1 + 25

Chandan chaurasiya · Accepted Answer

Dear student <img alt="" src=
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style="width: 720px; height: 1023px;">regards

42. THe number of unordered pairs (A,B), of subsets of the set S = {1, 2, ....., 10}, such that A ∩ B = ∅ and A ∪ B = S, is (a)210 (b)29 (c)10C2 (d)1 + 25

42. THe number of unordered pairs (A,B), of subsets of the set S = {1, 2, ....., 10}, such that
A $\cap$ B = $\emptyset$ and A $\cup$ B = S, is
(a)2¹⁰
(b)2⁹
(c)¹⁰C₂
(d)1 + 2⁵