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Find all the relations from the set A = ...

Find all the relations from the set A = {1,2} to the set B = {3}.

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The correct Answer is:
`phi,{(1,3)},{(2,3)},{(1,3),(2,3)}`
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CHHAYA PUBLICATION-RELATION AND MAPPING -Very short answer type questions
  1. If A = (0,1), find AxxAxxA

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  2. The total number of relation from the set {7,8} to the set {2,3,6...

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  3. Find all the relations from the set A = {1,2} to the set B = {3}.

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  4. If R is the relation "is greater than" from A = {1,2,3,4,5} to B = {1,...

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  5. Let S = {a,b,c,d,e} and R be a relation on S defined by, R={(b,a),(b...

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  6. Let S = {a,b,c,d,e} and R be a relation on S defined by, R={(b,a),(b...

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  7. Let S = {a,b,c,d,e} and R be a relation on S defined by, R={(b,a),(b...

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  8. A relation R is defined on the set A = {2,3,4,6} as follows: (x,y) i...

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  9. Find R^(-1) in each of the following cases : R={(1,2),(1,3),(2,4),(2...

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  10. Find R^(-1) in each of the following cases : R = {(x,y):x inNN, y in...

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  11. Let A = {2,3,4,5} and B = {8,9,10,11} and let R be a relation from A t...

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  12. Let f:R to R and g:R to R is define by f(x)=2x+3 and g(x)=3x-2, then f...

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  13. What is the difference between a mapping and a relation? Is every rela...

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  14. Let, the function f:RRrarrRR be defined by, f(x)={:{(1 ,"when " x in...

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  15. Let, the function f:RRrarrRR be defined by, f(x)={:{(1 ,"when " x in...

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  16. Let, the function f:RRrarrRR be defined by, f(x)={:{(1 ,"when " x in...

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  17. Find the domain for which the function f(x)=3x^2-2x and g (x) = 9x - ...

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  18. Let C be the set of complex numbers and the function f:RR to RR,g:C ...

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  19. Functions f and g are defined as follows: f:RR- {2}toRR,"where "f(x)...

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  20. Let f be a subset of ZZ xxZZ such that f={(xy,x-y):x, y in ZZ} Is f a ...

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