Math, asked by kannanamutha777, 10 months ago

16) If A = {1,2} then find the power set of A.​

Answers

Answered by Anonymous
195

\pink{Radhe\: Radhe}

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⎟⎟ ✪✪ QUESTION ✪✪⎟⎟

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Iғ A={1,2} ᴛʜᴇɴ ғɪɴᴅ ᴛʜᴇ ᴘᴏᴡᴇʀ sᴇᴛ ᴏғ A.

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⎟⎟ ✰✰ ANSWER ✰✰ ⎟⎟

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ᴡᴇ ʜᴀᴠᴇ ᴛʜᴀᴛ A = { 1, 2 }

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Sᴏ, ᴛʜᴇ ɴᴜᴍʙᴇʀ ᴏғ ᴇʟᴇᴍᴇɴᴛs ɪɴ sᴇᴛ A ɴ(A) =2

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☛ Wᴇ ᴋɴᴏᴡ , ᴘ(A) = 2^ɴ(A)

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☛ Sᴏ, ᴘ(A) = 2² = 2×2 = 4

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☛ Hᴇɴᴄᴇ, ᴛʜᴇ ɴᴜᴍʙᴇʀ ᴏғ ᴇʟᴇᴍᴇɴᴛs ɪɴ ᴘ(A) = 4

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☛ Tʜᴇʏ ᴀʀᴇ ᴘ(A) = { ⌀, (1), (2), (1,2) }

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.°. Tʜᴇ ᴘᴏᴡᴇʀ sᴇᴛ ᴏғ A = \red{4}

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