Let X = {1,2, ...,9}. 1. Find the number of subsets A of X. 512 2. Find the number of pairs (A, B) of subsets A and B of X such that A C B. 3. Find the number of pairs (A, B) of subsets A and B of X...

Let X = {1,2, ...,9}.<br>1. Find the number of subsets A of X. 512<br>2. Find the number of pairs (A, B) of subsets A and B of X such that A C B.<br>3. Find the number of pairs (A, B) of subsets A and B of X such that A C B or BC A.<br>4. Find the number of pairs (A, B) of subsets A and B of X such that AUB = X.<br>5. Find the number of pairs (A, B) of subsets A and B of X such that ANB=0.<br>6. Find the number of pairs (A, B) of subsets A and B of X such that AUB = X and ANB= Ø.<br>

Extracted text: Let X = {1,2, ...,9}. 1. Find the number of subsets A of X. 512 2. Find the number of pairs (A, B) of subsets A and B of X such that A C B. 3. Find the number of pairs (A, B) of subsets A and B of X such that A C B or BC A. 4. Find the number of pairs (A, B) of subsets A and B of X such that AUB = X. 5. Find the number of pairs (A, B) of subsets A and B of X such that ANB=0. 6. Find the number of pairs (A, B) of subsets A and B of X such that AUB = X and ANB= Ø.

Jun 08, 2022

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Let X = {1,2, ...,9}. 1. Find the number of subsets A of X. 512 2. Find the number of pairs (A, B) of subsets A and B of X such that A C B. 3. Find the number of pairs (A, B) of subsets A and B of X...

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