How many elements has P(A), if …
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Posted by Akhifa Sheik 4 years, 5 months ago
- 5 answers
Yogita Ingle 4 years, 5 months ago
We know that if A is a set with m elements i.e., n(A)=m,
then, n[P(A)]=2m.
If A={} =ϕ, then n(A)=0
∴n[P(A)]=2o=1
Hence, P(A) has one element.
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Royal King 4 years, 5 months ago
1Thank You