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Class 12 · Mathematics
→On (A={1,2,3,4}), the relation (R={(a,b):a+b\leq 5}) is given. Is (R) reflexive?
Class 12 · Mathematics
→If (A={1,2,3,4}) and (R={(a,b):a \equiv b \pmod{3}}), why is (R) reflexive?
Class 12 · Mathematics
→On (A={1,2,3,4,5}), (R={(a,b):a \equiv b+1 \pmod{2}}). Is (R) reflexive?
Class 12 · Mathematics
→On (A={1,2,3,4,5,6}), (R={(a,b):a \equiv b \pmod{2}}). Choose the correct option about (R).
Class 12 · Mathematics
→If (A={3,6,9}) and (R={(a,b):a+b\text{ is divisible by }3}), is (R) reflexive?
Class 12 · Mathematics
→On (A={1,2,3,4}), (R={(a,b):a+b\text{ is divisible by }3}). Choose the correct statement for (R).
Class 12 · Mathematics
→On (A={1,2,3,4,5}), (R={(a,b):a+b\text{ is divisible by }2}). Which argument correctly proves reflexivity of (R)?
Class 12 · Mathematics
→On (A={1,2,3,4}), (R={(a,b):a\neq b}). How many pairs must be added to make (R) reflexive?
Class 12 · Mathematics
→On (A={1,2,3}), (R={(a,b):a\leq b}). Why is (R) reflexive?
Class 12 · Mathematics
→On (A={1,2,3,4}), (R={(a,b):a+b>2a}). Choose the correct statement about (R).
Class 12 · Mathematics
→On (A={-2,-1,0,1,2}), (R={(a,b):a^2=b^2}). What is the main reason (R) is reflexive?
Class 12 · Mathematics
→On (A={0,1,2,3}), the relation (R={(a,b):a^2=b^2}) is given. Is (R) reflexive?
Class 12 · Mathematics
→If (A={1,2,3,4}) and (R={(a,b):|a-b|\leq 0}), what is (R)?
Class 12 · Mathematics
→On (A={1,2,3,4,5}), (R={(a,b):|a-b|<1}). Which option is correct for (R)?
Class 12 · Mathematics
→On (A={1,2,3,4}), (R={(a,b):a+b\geq 2a}) is given. Is (R) reflexive?
Class 12 · Mathematics
→If (A={1,2,3}) and (R={(1,1),(2,2),(1,2),(2,3),(3,1)}), which pair must be added to make (R) reflexive?
Class 12 · Mathematics
→On (A={1,2,3,4}), (R={(a,b):a<b}). Which set of pairs must be added to make (R) reflexive?
Class 12 · Mathematics
→If (A={2,3,5,7}) and (R={(a,b):a\text{ divides }b}), how many minimum pairs must be added to make (R) reflexive?
Class 12 · Mathematics
→On (A={1,2,3,4,5}), (R={(a,b):a-b\text{ is odd}}). Choose the correct statement about (R).
Class 12 · Mathematics
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