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Class 11 · Mathematics · Medium
→If (R={(a,b):a+b\text{ is odd}}) on (A={1,2,3}), which pair is not in (R)?
Class 11 · Mathematics · Medium
→If (R={(1,4),(2,5),(3,6)}), what are the domain and range of (R)?
Class 11 · Mathematics · Medium
→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 · Medium
→On (A={1,2,3,4}), how many ordered pairs are in (R={(a,b):|a-b|=1})?
Class 11 · Mathematics · Medium
→If (R={(1,2),(2,3)}) on (A={1,2,3}), which ordered pair should be added to make it transitive?
Class 11 · Mathematics · Medium
→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 · Easy
→If A = {1, 2} and B = {3, 4, 5}, how many elements are in A × B?
Class 11 · Mathematics · Medium
→When is (R) called a relation from (A) to (B)?
Class 11 · Mathematics · Medium
→If (A={1,2,3,4}) and (R={(a,b):a>b}), what is the range of (R)?
Class 11 · Mathematics · Medium
→If (A={1,2,3,4}) and (R={(a,b):a>b}), what is the domain of (R)?
Class 11 · Mathematics · Medium
→On (A={1,2,3,4}), how many ordered pairs are in (R={(a,b):a\leq b})?
Class 11 · Mathematics · Medium
→If (R={(1,2),(2,1),(2,2)}), which pair is not required for (R) to be symmetric?
Class 11 · Mathematics · Medium
→If (R={(1,1),(1,2),(2,2),(3,3)}) on (A={1,2,3}), is (R) reflexive?
Class 11 · Mathematics · Medium
→If (R={(a,b):a,b\in \mathbb{N},a=b+1}), which ordered pair belongs to (R)?
Class 11 · Mathematics · Medium
→Which relation represents the empty relation on (A={1,2,3})?
Class 11 · Mathematics · Easy
→If R = A × A on A = {1, 2, 3}, how many ordered pairs are in R?
Class 11 · Mathematics · Easy
→On A = {1, 2, 3, 4, 5}, which ordered pair belongs to R = {(a, b) : a + b = 6}?
Class 11 · Mathematics · Medium
→If (R={(1,2),(2,4),(3,6)}), which rule best represents (R)?
Class 11 · Mathematics · Medium
→If (|A|=4) and (|B|=3), what is the number of non-empty relations from (A) to (B)?
Class 11 · Mathematics · Medium
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