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Relations And Functions

Class 11 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsSet A has 4 elements. How many reflexive relations are there on A?Class 11Relations and FunctionsRelationsLevel 25Hard MathematicsOn A = {1,2,3}, relation R = {(1,1),(2,2),(3,3),(1,2)} satisfies which property?Class 11Relations and FunctionsRelationsLevel 25Medium MathematicsIf R = {(a,b): a ≠ b} on A = {1,2,3}, is R symmetric?Class 11Relations and FunctionsRelationsLevel 25Medium MathematicsIf R = {(a, b) : a ≠ b} on A = {1, 2, 3}, is R reflexive?Class 11Relations and FunctionsRelationsLevel 27Medium MathematicsIf R = {(1, 2), (2, 1), (3, 3)}, which ordered pair belongs to R⁻¹?Class 11Relations and FunctionsRelationsLevel 27Medium MathematicsIf A = {1, 2} and B = {3, 4, 5}, how many elements are in A × B?Class 11Relations and FunctionsCartesian product of setsLevel 27Easy MathematicsIf R = A × A on A = {1, 2, 3}, how many ordered pairs are in R?Class 11Relations and FunctionsCartesian product of setsLevel 27Easy MathematicsOn A = {1, 2, 3, 4, 5}, which ordered pair belongs to R = {(a, b) : a + b = 6}?Class 11Relations and FunctionsRelationsLevel 27Easy MathematicsIf A = {1, 2, 3} and R = {(a, b) : a + b = 4}, what is R?Class 11Relations and FunctionsRelationsLevel 27Medium MathematicsIf A = {1, 2, 3, 4, 5} and R = {(a, b) : a + b is prime}, which ordered pair belongs to R?Class 11Relations and FunctionsRelationsLevel 26Easy MathematicsIf A = {1, 2, 3, 4} and R = {(x, y) : x + y = 5}, which property does R have?Class 11Relations and FunctionsRelationsLevel 26Medium MathematicsWhen is a relation R called symmetric?Class 11Relations and FunctionsRelationsLevel 26Easy MathematicsIf A = {1, 2, 3, 4} and R = {(a, b) : a + b ≤ 5}, which ordered pair is not in R?Class 11Relations and FunctionsRelationsLevel 26Easy MathematicsOn A={1,2,3,4}, how many ordered pairs belong to R={(a,b): |a−b|=1}?Class 11Relations and FunctionsRelationsLevel 26Medium MathematicsIf on A={1,2,3,4,6}, aRb means a is a multiple of b, which pair is in R?Class 11Relations and FunctionsRelationsLevel 26Easy MathematicsIf R = {(1, 2), (2, 1), (3, 3)}, what is the main reason that R is symmetric?Class 11Relations and FunctionsRelations that are reflexive and symmetricLevel 26Medium MathematicsWhy is the relation \(R=\{(1,1),(2,2)\}\) defined on the set \(A=\{1,2,3\}\) not reflexive?Class 11Relations and FunctionsRelationsLevel 26Medium MathematicsIf A={1,2,3} and R={(1,1),(2,2),(3,3)}, what type of relation is R?Class 11Relations and FunctionsRelations that are reflexive and symmetricLevel 26Easy MathematicsIf A={1,2,3,4} and R={(a,b): a,b∈A, a+2=b}, what is the domain of R?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 25Medium MathematicsIf \(A=\{1,2,3,4\}\) and \(R=\{(a,b)\in A\times A:a+b\le 5\}\), which statement is correct about the ordered pair \((4,2)\)?Class 11Relations and FunctionsRelationsLevel 25Medium