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Class12

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

MathematicsIf (A) has (n) elements, which formula gives the total number of relations on (A)?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsOn (A={1,2,3}), (R={(1,2),(2,1),(2,3),(3,2)}). Which property does this relation satisfy?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsOn real numbers, (aRb) iff (a<b). Which statement is correct?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsOn (A={1,2,3,4}), (R={(a,b):a+b) is even(}). What type of relation is it?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsOn integers, (aRb) iff (a) and (b) leave the same remainder when divided by (4). What is the equivalence class of (0)?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsIf (R) is an equivalence relation on (A), which statement about its equivalence classes is correct?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsWhich statement is always true for the universal relation on a set (A)?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsWhich is the smallest reflexive relation on (A={1,2,3})?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsOn (A={1,2,3}), (R={(1,1),(2,2),(3,3),(1,2),(2,1)}). What type of relation is it?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsOn (A={1,2,3,4}), relation (R={(a,b):a) divides (b)(}). What type of relation is it?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsHow many relations on (A={1,2,3}) are both reflexive and symmetric?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsHow many symmetric relations are there on (A={1,2,3})?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsIf (A) has (4) elements, what is the number of reflexive relations on (A)?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard MathematicsIf (A={1,2,3}), how many total relations can be formed from (A) to (A)?Class 12Relations and FunctionsIntroduction to RelationsLevel 1Hard