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azamat
3 years ago
14

Consider the set a = {a, b, {a, b}}, where a and b are distinct elements. the number of elements in ℘(a) is _____

Mathematics
1 answer:
Juli2301 [7.4K]3 years ago
7 0

A=\{a,b,\{a,b\}\}\\|A|=3\\\\|\wp(A)|=2^3=8

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