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Class 11 · Mathematics
→If (A={1,2,3,4}) and (R={(a,b):a+b\leq5}), what is true about ( (4,2) )?
Class 11 · Mathematics
→If (R={(a,b):a+b\leq5}) on (A={1,2,3,4}), which ordered pair belongs to (R)?
Class 11 · Mathematics
→If (R) is transitive and ( (1,4)\in R ), ( (4,9)\in R ), which pair is necessary?
Class 11 · Mathematics
→If (R) is symmetric and ( (4,7)\in R ), which conclusion is correct?
Class 11 · Mathematics
→If R = {(1, 2), (2, 1), (3, 3)}, which ordered pair belongs to R⁻¹?
Class 11 · Mathematics
→If (|A|=n), what is the total number of relations on (A)?
Class 11 · Mathematics
→On the set (A={1,2,3}), which is the largest relation?
Class 11 · Mathematics
→On the set (A={1,2,3}), which is the smallest reflexive relation?
Class 11 · Mathematics
→If (R={(a,b):a+b\text{ is odd}}) on (A={1,2,3}), which pair is not in (R)?
Class 11 · Mathematics
→If (R={(1,4),(2,5),(3,6)}), what are the domain and range of (R)?
Class 11 · Mathematics
→If (R={(a,b):a) is multiple of (b}) on (A={1,2,3,4,5}), which ordered pair belongs to (R)?
Class 11 · Mathematics
→On (A={1,2,3,4}), how many ordered pairs are in (R={(a,b):|a-b|=1})?
Class 11 · Mathematics
→If (R={(1,2),(2,3)}) on (A={1,2,3}), which ordered pair should be added to make it transitive?
Class 11 · Mathematics
→If (R={(1,1),(1,2),(2,1),(2,2),(3,3)}) on (A={1,2,3}), which type is the best example for (R)?
Class 11 · Mathematics
→If A = {1, 2} and B = {3, 4, 5}, how many elements are in A × B?
Class 11 · Mathematics
→When is (R) called a relation from (A) to (B)?
Class 11 · Mathematics
→If (A={1,2,3,4}) and (R={(a,b):a>b}), what is the range of (R)?
Class 11 · Mathematics
→If (A={1,2,3,4}) and (R={(a,b):a>b}), what is the domain of (R)?
Class 11 · Mathematics
→On (A={1,2,3,4}), how many ordered pairs are in (R={(a,b):a\leq b})?
Class 11 · Mathematics
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