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If A = {1,2,3} and h is a relation on A ...

If A = {1,2,3} and h is a relation on A defined as follows, then which of these relations is a function from A to A ? Explain. h = {(1,3),(2,1),(3,2)}

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A N EXCEL PUBLICATION-RELATIONS AND FUNCTIONS-QUESTION BANK
  1. If A = {1,2,3} and f is a relation on A defined as follows, then find ...

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  2. If A = {1,2,3} and g is relation on A defined as follows, then which o...

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  3. If A = {1,2,3} and h is a relation on A defined as follows, then which...

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  4. Let f : x toY be a function defined by f(x) = x^2 + 1 for all x in X w...

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  5. Let f : x to Y be a function defined by f(x) = x^2 + 1 for all x in X ...

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  6. Let f : x to Y be a function defined by f(x) = x^2 + 1 for all x ∈ X ...

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  7. Find the domain and range of the function f (x) = sqrt( x^2 - 3x +2)

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  8. Draw the graph of the function f(x) = (x^2 - 4)/(x +2)

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  9. Find the domain and the range of the functions f(x) = 1/(2x-1)

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  10. Find the domain and the range of the functions f(x) = x^3

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  11. Let f(x) = x^2 - 2x + 3. Then find f (f (x) )

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  12. If f (x) =1/(1 - x) , show that f(f(f(x))) = x

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  13. Find the domain and range of the function f = {(x, (x^2 -1)/(x - 1)): ...

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  14. If f (x) = x^3 + 1 and g (x) = x + 1, find f + g, f - g, af (a in R),f...

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  15. The relation f is defined by f (x) = {(x^2, 0 le x le 3)/(3x, 3 le x l...

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  16. If f(x)=x^2, find (f(1.1)-f(1))/((1.1-1))

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  17. Find the domain of the following. f(x)=(x^2+2x+1)/(x^2-8x+12)

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  18. Find the domain and range of the following functions. f(x)=sqrt(x-...

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  19. Find the domain and the range of the real function f defined by f (x) ...

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  20. Let f={(x,x^2/(1+x^2)),x in R} be a real function from R to R. Deter...

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