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Let A={1,2},B={1,2,3,4},C={5,6} and D=...

Let `A={1,2}`,`B={1,2,3,4}`,`C={5,6}` and
`D={5,6,7,8}`.Verify that
`AxxC` is a subset of `BxxD`

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A N EXCEL PUBLICATION-RELATIONS AND FUNCTIONS-QUESTION BANK
  1. If A xx B={(a,x), (a,y),(b,x),(b,y)} Find A and B

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  2. Let A={1,2},B={1,2,3,4},C={5,6} and D={5,6,7,8}.Verify that Axx(Bn...

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  3. Let A={1,2},B={1,2,3,4},C={5,6} and D={5,6,7,8}.Verify that AxxC i...

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

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  5. Let A and B are two sets such that n (A) = 3 and n (B) = 2. If (x,1),...

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

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  7. A={1,2,3,……,14}. R is a relation from A to A defined by R={(x,y): 3x-y...

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  8. A relation R on set natural numbers is defined by R={(x,y):y=x+5,x i...

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

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  10. Shows a relationship between the sets P and Q. write this relation in ...

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  11. Shows a relationship between the sets P and Q. write this relation ros...

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

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

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

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

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  16. Write the relation R={(x,x^3), x is a prime number less than 10}, in r...

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

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

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  19. Which of the following relations are functions ? Give reasons. If it i...

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

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