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

MathematicsIf (R) and (S) are two reflexive relations on (A), which statement about (R\cup S) is correct?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsIf (R) is reflexive on (A) and (I_A) is the identity relation on (A), which statement is correct?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={1,2,3}), (R={(a,b):a+b\equiv 0 \pmod{2}}). Why is (R) reflexive?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={1,2,3,4,5}), (R={(a,b):a-b\equiv 0 \pmod{3}}). Is (R) reflexive?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={1,2,3,4}), (R={(a,b):a\equiv b \pmod{2}}). Which statement about (R) is correct?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsIf every point in the arrow diagram of a relation has an arrow to itself, what type of relation is it?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={x,y,z}), (R={(x,x),(y,y),(z,z),(x,y)}). Choose the correct option for (R).Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsA relation (R) on (A={1,2,3,4}) is reflexive. Which of the following pairs must be in (R)?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={1,2,3,4}), (R={(a,b):a=b\text{ or }a+b=5}). What is (R)?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={1,2,3}), (R={(1,1),(2,2),(3,3),(1,2),(2,1)}). Choose the correct statement.Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsIf a relation on (A={1,2,3,4}) is reflexive and has total (6) pairs, at least how many of them must be self-pairs?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={1,2,3}), (R={(a,b):a+b\ge 2}). What is the correct conclusion about (R)?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={1,2,3,4}), (R={(a,b):a\mid b}). Why is (R) reflexive?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={1,2,3,4}), (R={(a,b):a) and (b) have the same parity(}). Is (R) reflexive?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={1,2,3}), (R={(a,b):|a-b|\le 1}). Is (R) reflexive?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsFor (A={1,2,3}), the matrix of a relation is (\begin{bmatrix}1&1&0\0&1&1\1&0&1\end{bmatrix}). Choose the correct statement.Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsFor the set (A={1,2,3}), the matrix of a relation is (\begin{bmatrix}1&0&1\0&1&0\1&0&0\end{bmatrix}). Is the relation reflexive?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={1,2,3,4}), (R={(a,b):a+b\text{ is even}}). Why is (R) reflexive?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsOn (A={1,2,3,4}), (R={(a,b):a-b\text{ is divisible by }2}). Is (R) reflexive?Class 12Relations and FunctionsReflexive relationLevel 9Medium MathematicsIf (A={1,2,3}) and (R={(a,b):a\le b}), why is (R) reflexive?Class 12Relations and FunctionsReflexive relationLevel 9Medium