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Class 10 · Mathematics
→What is the number of elements in the set {x ∈ ℕ : 2x + 1 < 20}?
Class 10 · Mathematics
→If A = {x ∈ Z : x² = 9} and B = {-3, 3}, choose the correct statement.
Class 10 · Mathematics
→What is the type of the set {x ∈ N : 14 < x < 16 and x is prime}?
Class 10 · Mathematics
→If A = {1, 2, 3} and B = {3, 2, 1, 1}, which conclusion is correct?
Class 10 · Mathematics
→Which statement about the set {∅} is correct?
Class 10 · Mathematics
→What type of set is {x ∈ R : 0 < x < 1}?
Class 10 · Mathematics
→Choose the correct conclusion for the set {x ∈ N : x divides 0}, where N denotes the positive natural numbers.
Class 12 · Mathematics
→If A = {1, 2, 2, 3, 3, 3}, what is n(A), the number of elements in A?
Class 10 · Mathematics
→What type of set is {…, -5, -4, -3, -2, -1}?
Class 10 · Mathematics
→How many elements are in the set {x : x is a multiple of 5 between 10 and 50}?
Class 10 · Mathematics
→If A = {2, a + 1}, B = {2, 3}, and A = B, what is the value of a?
Class 10 · Mathematics
→What is the correct difference between {0} and ∅?
Class 10 · Mathematics
→Choose the correct statement about the set {n² : n ∈ N}.
Class 10 · Mathematics
→How many elements are in the set {x ∈ ℤ : x² < 10}?
Class 10 · Mathematics
→If A = {2, 3, 3, 4} and B = {4, 2, 3}, which statement is correct?
Class 10 · Mathematics
→Over the real numbers, what is the type of the set {x ∈ R : x² + 1 = 0}?
Class 10 · Mathematics
→Choose the correct type for the set {x ∈ N : x < 1}.
Class 10 · Mathematics
→What is the set A = {x ∈ N : x < 12 and x is neither prime nor composite} equal to?
Class 10 · Mathematics
→If A = {x ∈ ℤ : |2x − 1| < 4} and B = {−1, 0, 1, 2}, which conclusion is correct?
Class 10 · Mathematics
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