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Class 10 · Mathematics
→If \(A\cup B=A\), which conclusion is always true?
Class 10 · Mathematics
→If \(A\subseteq B\), what is \(A\setminus B\) equal to?
Class 10 · Mathematics
→If \(A\subseteq B\) and \(B\subseteq C\), what is \(A\cap C\) equal to?
Class 10 · Mathematics
→If ∅ ∈ A, which conclusion is always correct?
Class 10 · Mathematics
→If A = {∅, {∅}, 3}, which of the following is a subset of A but not an element of A?
Class 10 · Mathematics
→If A = {∅, 2}, which of the following is both an element of A and a subset of A?
Class 10 · Mathematics
→If A = {0, {0}}, which of the following is an element of P(A)?
Class 10 · Mathematics
→If |P(A)| = 32, what is |A|?
Class 12 · Mathematics
→If A has 4 elements, how many elements does its power set P(A) have?
Class 10 · Mathematics
→If A = {a, b, c, d}, how many subsets contain at least one of a or b?
Class 10 · Mathematics
→If A = {1, 2, 3, 4, 5}, how many subsets contain 1 and exclude 5?
Class 10 · Mathematics
→If a set A has 5 elements, how many three-element subsets does A have?
Class 10 · Mathematics
→If A = {p, q} and B = {p, q, r, s}, how many sets X satisfy A ⊂ X ⊆ B?
Class 10 · Mathematics
→If \(A=\{1,2\}\), \(B=\{1,2,3,4,5,6\}\), how many sets \(X\) satisfy \(A\subseteq X\subseteq B\)?
Class 10 · Mathematics
→If \(A=\{1,1,2,2,3\}\) and \(B=\{3,2,1\}\), which statement is true?
Class 12 · Mathematics
→If \(\{2,a\}=\{5,2\}\), what is the value of \(a\)?
Class 10 · Mathematics
→If \(\{a+2\}=\{9\}\), what is the value of \(a\)?
Class 10 · Mathematics
→If \(A=\{x:x\in\mathbb{Z},\;-3<x\le 2\}\), which of the following sets is equal to \(A\)?
Class 10 · Mathematics
→If \(A=\{x:x^2-7x+12=0\}\) and \(B=\{3,4\}\), which relation is correct?
Class 10 · Mathematics
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