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If A xx B = {(a, x).(a , y). (b, x), (b,...

If `A xx B` = {(a, x).(a , y). (b, x), (b, y)}. Find A and B.

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PSEB-RELATIONS AND FUNCTIONS -EXERCISE
  1. State whether the following statement is true or false. If the stateme...

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  2. If A= {-1, 1}, find A xx A xx A.

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  3. If A xx B = {(a, x).(a , y). (b, x), (b, y)}. Find A and B.

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  4. Let A= {1, 2}, B = {1, 2, 3, 4}, C = {5, 6} andD = {5, 6, 7, 8}. Verif...

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  5. Let A= {1, 2}, B = {1, 2, 3, 4}, C = {5, 6} andD = {5, 6, 7, 8}. Verif...

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  6. Let A = {1, 2} and B = {3, 4}. Write A xx B. How many subsets will A x...

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  7. Let A and B be two sets such that n(A) = 3 and n(B) = 2. If (x, 1), (y...

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  8. The Cartesian product A xx A has 9 elements among which are found (-1,...

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  9. Let A = {1, 2, 3,...,14}. Define a relation R from A to A by R = {(x, ...

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  10. Define a relation R on the set N of natural numbers by R = {(x, y) : y...

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  11. A = {1, 2, 3, 5} andB= {4, 6, 9}. Define a relation R Ifom A to B by R...

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  12. The Fig2.7 shows a relationship between the sets P and Q. Write this r...

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  13. LetA= {1, 2, 3, 4, 6}. Let R be the relation on A defined by {(a, b): ...

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  14. LetA= {1, 2, 3, 4, 6}. Let R be the relation on A defined by {(a, b): ...

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  15. LetA= {1, 2, 3, 4, 6}. Let R be the relation on A defined by {(a, b): ...

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  16. Determine the domain and range of the relation R defined by R = {(x, x...

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  17. Write the relation R = {(x, x^3) : x is a prime number less than 10} i...

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  18. Let A = {x, y,z} and B = {1,2}. Find the number of relations from A to...

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  19. Let R be the relation on Z defined by R = {(a,b ): a, b in Z, a-b is a...

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  20. Which of the following relations are functions? Give reasons. If it is...

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