Math, asked by sameersingh0805, 20 days ago

If A = {1,3,9} then which of the following is power set of A

Answers

Answered by Anonymous

15

Step-by-step explanation:

Cardinality is the number of elements in a set.

Now, the number of elements in the power set of a set containing n elements is 2n

Here n=4,

So, no. of elements in power set of A is 24=16

Hᴏᴘᴇ ɪᴛ ʜᴇʟᴘs ᴜʜ

Answered by satishkumar43

2

Answer:

()

(1),(3),(9),(13),(19),(139),(39)

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