Question
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Solving time: 4 mins
Let and be two sets containing four and two elements respectively. Then, the number of subsets of the set , each having at least three elements are (a) 219 (b) 256 (c) 275 (d) 510
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Text solutionVerified
Exp. (a)
Given,
Total number of subsets of set
Number of subsets of set having no element (i.e.
Number of subsets of set having one element
Number of subsets of set having two elements Number of subsets having atleast three elements
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Question Text | Let and be two sets containing four and two elements respectively. Then, the number of subsets of the set , each having at least three elements are
(a) 219
(b) 256
(c) 275
(d) 510 |
Updated On | Nov 14, 2023 |
Topic | Permutations and Combinations |
Subject | Mathematics |
Class | Class 11 |
Answer Type | Text solution:1 Video solution: 10 |
Upvotes | 1020 |
Avg. Video Duration | 8 min |