Skip to content

Update

Muft Shiksha™ एक 100% Free Education Portal है 🇮🇳, जिसका उद्देश्य Class 9–12 के हर विद्यार्थी तक High-Quality Education को पूरी तरह मुफ्त पहुँचाना है। 🇮🇳 हम मानते हैं कि अच्छी शिक्षा किसी student की आर्थिक स्थिति पर निर्भर नहीं होनी चाहिए। 🇮🇳 हर विद्यार्थी को वही Quality Study Material, MCQs, Quizzes, Exam Preparation, Concept-Based Learning और Bilingual Support मिलना चाहिए, जो आमतौर पर महंगी Coaching या Premium Platforms में मिलता है। Muft Shiksha™ 🇮🇳 इसी सोच के साथ बनाया गया है

RELATED QUESTIONS

Sets

Class 10 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsIf U = {1, 2, ..., 16}, A = {x ∈ U : x is a square number}, and B = {x ∈ U : x is odd}, what is A′ ∩ B?Class 10SetsComplement of a Set and Its PropertiesLevel 20Easy MathematicsIf U = ℝ, A = [−5, 1), and B = (3, 8], what is (A ∪ B)′?Class 10SetsComplement of a Set and Its PropertiesLevel 20Medium MathematicsIf U = {1, 2, ..., 45}, A = {x ∈ U : 3 divides x}, and B = {x ∈ U : 5 divides x}, what is n(A′ ∪ B′)?Class 10SetsComplement of a Set and Its PropertiesLevel 20Medium MathematicsIf U = {a, b, c, d, e, f, g, h}, A = {a, d, g}, and B = {b, d, e, h}, what is A′ ∩ B′?Class 10SetsComplement of a Set and Its PropertiesLevel 20Easy MathematicsLet U = {1, 2, …, 30}, A = {x ∈ U : x is even}, and B = {x ∈ U : x is prime}. What is A′ ∩ B?Class 10SetsComplement of a Set and Its PropertiesLevel 20Easy MathematicsIf A ⊆ B ⊆ U, n(U) = 150, n(A) = 64, and n(B) = 97, what is n(A′ ∩ B)?Class 10SetsComplement of a Set and Its PropertiesLevel 20Easy MathematicsIf U = ℝ and A = (−∞, −4] ∪ (2, 6), what is A′, the complement of A in ℝ?Class 10SetsComplement of a Set and Its PropertiesLevel 20Medium MathematicsIf U = {x : x ∈ Z, -10 ≤ x ≤ 10} and A = {x : x ∈ U, x² ≤ 16}, what is n(A′)?Class 10SetsComplement of a Set and Its PropertiesLevel 20Easy MathematicsLet U = {1, 2, 3, …, 60}. If A = {x ∈ U : 4 divides x} and B = {x ∈ U : 9 divides x}, how many elements are in the complement of A ∪ B with respect to U?Class 10SetsComplement of a Set and Its PropertiesLevel 20Medium MathematicsIf U = {1, 2, ..., 20}, A = {x : x ∈ U and x is even}, and B = {x : x ∈ U and x is prime}, what is A′ ∩ B?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium MathematicsIf A ⊆ B ⊆ U, n(U) = 90, n(B) = 54, and n(A) = 31, what is n(A′ ∩ B)?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf U = ℝ and A = (−∞, −2) ∪ [3, 7], what is A′, the complement of A in ℝ?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium MathematicsIf U = {x : x ∈ Z, -8 ≤ x ≤ 8} and A = {x : x ∈ U, x² - 2x - 15 ≤ 0}, how many elements are in A′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium MathematicsIf U = {x : x ∈ ℕ, x ≤ 48}, A = {x ∈ U : 4 divides x}, and B = {x ∈ U : 6 divides x}, what is n((A ∪ B)′)?Class 10SetsComplement of a Set and Its PropertiesLevel 19Hard MathematicsIf U = {1, 2, ..., 10} and A = {x : x ∈ U and x² − 11x + 30 = 0}, what is A' ∩ {5, 6, 7, 8}?Class 10SetsComplement of a Set and Its PropertiesLevel 10Medium MathematicsIf the universal set is U = ℝ, A = (−∞, 0] and B = [2, ∞), what is A′ ∩ B′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium MathematicsIf U = {1, 2, ..., 36} and A is the set of multiples of 6, how many multiples of 12 are in A′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Easy MathematicsIf U = {x : x ∈ ℤ, −10 ≤ x ≤ 10} and A = {x : x ∈ U and |x| ≤ 3}, what is n(A')?Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsIf U = {1, 2, ..., 20}, A = {x : x ∈ U and x ≤ 8}, and B = {x : x ∈ U and x ≥ 14}, what is (A ∪ B)′?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium MathematicsLet A and B be two sets in a universal set U. Which of the following statements is always true?Class 10SetsComplement of a Set and Its PropertiesLevel 19Medium