Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Let X = {1,2,3,4}. The number of different ordered pairs (Y, Z) that can be formed such that Y ⊆ X, Z ⊆ X and Y ∩ Z is empty is
Text Solution
Verified by ExpertsThe correct answer is:
A
Every element of X have 3 options
either in Y or in Z or none
so number of ordered pairs = 3 4
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