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Even Numbers

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

MathematicsIf \(A=\{2,4,6\}\) and \(B=\{1,2,4,6,8\}\), which of the following is true?Class 12SetsLevel 9Easy MathematicsIf A = {x ∈ ℕ : x is an even prime greater than 2}, what is A?Class 12SetsLevel 5Medium MathematicsIf (f:\mathbb{Z}\to\mathbb{Z}), (f(n)=2n), why is (f) not onto?Class 12Relations and FunctionsOnto functionLevel 25Easy MathematicsWhich option is an example of an infinite set?Class 12SetsLevel 1Easy MathematicsWhich is the roster form of I = {x ∈ ℕ : x is a one-digit even number}, assuming ℕ = {1, 2, 3, ...}?Class 12SetsLevel 1Easy MathematicsIn (A={1,2,3,4}), for the same parity relation, what is the equivalence class of (2)?Class 12Relations and FunctionsEquivalence relationLevel 16Easy MathematicsOn (A={1,2,3,4,5,6}), (R={(a,b):a) and (b) are both even or (a=b)(}). What is the nature of this relation?Class 12Relations and FunctionsTransitive relationLevel 15Expert MathematicsOn (A={1,2,3,4,5}), (R={(a,b):a<b\text{ and }a,b\text{ are both even}}). What is the nature of this relation?Class 12Relations and FunctionsTransitive relationLevel 14Expert MathematicsOn (A={1,2,3,4}), (R={(a,b):a\text{ and }b\text{ are both even}}). Is (R) transitive?Class 12Relations and FunctionsTransitive relationLevel 13Easy MathematicsOn (A={1,2,3,4,5,6}), which statement is correct for (R={(a,b):a\text{ and }b\text{ are both even}})?Class 12Relations and FunctionsSymmetric relationLevel 10Medium