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Let R={(3,3),(6,6),(9,9),(12,12),(6,12),...

Let `R={(3,3),(6,6),(9,9),(12,12),(6,12),(3,9(,(3,12),(3,6)}` be relation on the set `A={3,6,9,12}`. The relation is-

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Let R = {(3, 3), (6, 6), (9, 9), (6, 12), (3, 9), (3, 12),(12,12), (3, 6)} is a relation on set A = {3, 6, 9, 12} then R is a) an equivalence relation b) reflexive and symmetric only c) reflexive and transitive only d) reflexive only

If AxxB={(1,2),(1,3),(1,6),(7,2),(7,3),(7,6)} then find sets A and B.

Evalute |{:(3,6,9),(4,8,12),(5,10,5):}|

value of |(2,3,4),(5,6,8),(6x,9x,12x)|

Calculate the covariance of observation (3,5), (6,7),(9,9), (12,11), (15,13), (18,15), (21,17), (24, 19) using assumed mean A = 13 and B = 12.

If R is a relation on the set A={1,2,3,4,5,6,7,8,9} given by x R y⇔y =3x , then R= (a) {(3, 1), (6, 2), (8, 2), (9, 3)} (b) {(3, 1), (6, 2), (9, 3)} (c) {(3, 1), (2, 6), (3, 9)} (d) none of these.

If R is a relation on the set A={1,\ 2,\ 3,\ 4,\ 5,\ 6,\ 7,\ 8,\ 9} given by x\ R\ yhArry=3x , then R= (a) {(3, 1), (6, 2), (8, 2), (9, 3)} (b) {(3, 1), (6, 2), (9, 3)} (c) {(3, 1), (2, 6), (3, 9) }(d) none of these

Let U ={3,6,9,12,15,18,21,24 } be the universal set and let A = {6,12,18,24} be its subset. Verify that A nn A = A

Let U ={3,6,9,12,15,18,21,24 } be the universal set and let A = {6,12,18,24} be its subset. Verify that (A')' =A

Let U ={3,6,9,12,15,18,21,24 } be the universal set and let A = {6,12,18,24} be its subset. Verify that A nn A' = phi

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