Mathematics
Equal sets and Subsets
Practice questions
For A = {1, 1, 2, 3} and B = {3, 2, 1}, which conclusion is correct?If A = {a, b, c} and B = {a, b, c, d}, which statement about A and B is correct?If {x, 5} = {3, y}, which pair can be correct?Choose the correct statement for A = {x : x² = 4, x ∈ Z} and B = {-2, 2}.If A = {x : x is a positive factor of 12} and B = {1, 2, 3, 4, 6, 12}, which statement is true?If A = {1, 2, {3}}, which of the following statements is correct?If A = {1, 2, 3}, which of the following is not a subset of A?What is the number of proper subsets of a 4-element set?For two sets A and B, which of the following conditions is equivalent to A ⊆ B?If A = {p, q, r, s}, how many 2-element subsets of A are there?If A = {1, 2, 3, 4, 5}, how many subsets must contain 1?If A = {a, b, c, d, e}, how many subsets contain both a and b?Let A = {x : x is a prime number and x < 10} and B = {2, 3, 5, 7}. Which statement is correct?If A = {0, 1} and B = {x : x² = x}, what is the correct relation between A and B?If A ⊆ B, then A ∩ B is equal to what?If A = ∅ and B = {0}, which statement is correct?If A = {1, 2, 3, 4} and B = {2, 4}, which statement is false?If A = {1, 3, 5, 7} and B = {x : x is a positive odd number less than 8}, how are A and B related?If \(A=\{a,b,c\}\) and \(B=\{b,c,d\}\), which of the following statements is correct?Consider the statement: Every set is a subset of itself. What is its truth value?