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Class 12 Mcq

Class 12 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsWhich option correctly represents N₁ = {x : x ∈ Z, x² + x = 0}?Class 12SetsLevel 3Easy MathematicsWhat is the roster form of H₁ = {x : x ∈ ℕ, 5 ≤ x ≤ 15, x is composite}?Class 12SetsLevel 3Easy MathematicsWhich option is the correct roster form of G₁ = {x : x ∈ ℤ, x³ = x}?Class 12SetsLevel 3Medium MathematicsThe set E₁ = {x : x ∈ ℕ, x = 30/n, n ∈ ℕ} is equal to which set?Class 12SetsLevel 3Medium MathematicsIf D₁ = {x : x ∈ ℤ, 2 < x² ≤ 16}, what is the roster form of D₁?Class 12SetsLevel 3Medium MathematicsWhat is the correct roster form of A₁ = {x : x ∈ ℕ, x² − 1 = 0}?Class 12SetsLevel 3Medium MathematicsWhich option is not an example of a well-defined set?Class 12SetsLevel 3Easy MathematicsWhich set best represents N = {2, 4, 8, 16, 32}?Class 12SetsLevel 3Easy MathematicsWhich is the correct roster form of B = {x : x is a prime divisor of 84}?Class 12SetsLevel 2Easy MathematicsWhich is the roster form of F₁ = {x : x is a positive multiple of 3 or 5, and x < 20}?Class 12SetsLevel 2Easy MathematicsIf Q = {x : x is a digit and x is prime}, which is the roster form of Q?Class 12SetsLevel 2Easy MathematicsIf f(x) = x² − 3 and f(a) = 13, where a > 0, what is a?Class 12Relations and FunctionsIntroduction to RelationsLevel 21Medium MathematicsIf f(x) = x² + 2 and f(a) = 18, where a > 0, what is a?Class 12Relations and FunctionsFunctionsLevel 20Medium MathematicsIf f(x) = x² − 1 and f(a) = 8, where a > 0, what is a?Class 12Relations and FunctionsFunctionsLevel 19Medium MathematicsWhat is the range of f: R → R defined by f(x) = 9?Class 12Relations and FunctionsFunctionsLevel 21Easy MathematicsIf f(x) = x + 6, what is f⁻¹(x)?Class 12Relations and FunctionsFunctionsLevel 21Easy MathematicsIf f: R → R is defined by f(x) = 2, what is its range?Class 12Relations and FunctionsFunctionsLevel 20Easy MathematicsIf f(x) = x − 5, what is f⁻¹(x)?Class 12Relations and FunctionsFunctionsLevel 20Easy MathematicsIf f(x) = x² and g(x) = x + 1, what is (f ∘ g)(2)?Class 12Relations and FunctionsFunctionsLevel 20Easy MathematicsIf f(x) = x + 2 and g(x) = x − 2, what is (fg)(3)?Class 12Relations and FunctionsFunctionsLevel 20Easy