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The range of f (x) = ( 1 + x^(2))/( x^(...

The range of ` f (x) = ( 1 + x^(2))/( x^(2))`

A

[0,1]

B

(0, 1]

C

`(1, oo)`

D

`[1, oo)`.

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MODERN PUBLICATION-RELATIONS AND FUNCTIONS -EXERCISE
  1. (A uu B)^(c) is equal to :

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  2. If f(x) = 2x - 5, then f (0) is :

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  3. The range of f (x) = ( 1 + x^(2))/( x^(2))

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  4. If f(x)=2x-5, then f(1) is

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  5. Suppose A(1), A(2),….,A(30) are thirty sets each with five elements an...

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  6. For any two sets A and B, A - (A - B) equals :

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  7. The domain of definition of the function : f(x)= sqrt(1+ loge (1-x)) i...

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  8. Two finite sets A and B have m and n elements respectively. If the tot...

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  9. If f (x) satisfies the relation : 2 f(x) +f (1 -x) = x^2 for all real ...

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  10. f(x)= 1/([sqrt(|x|-x)]). Domain of the function is :

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  11. Let A and B be sets. If A nn X = B nn X =phi and A uu X = B uu X for s...

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  12. If S is a set with 10 elements and A={(x,y): x,y in S,x ne y}, then th...

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  13. If A and B are subsets of a set X, then what is : (A nn (X -B))uu B eq...

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  14. If V = {x: x+2=0} R= {x: x^2+2x =0} S= {x: x^2+x-2=0}. then for what ...

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  15. What is the total number of proper subsets of a set containing n eleme...

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  16. Which one of the following is correct?

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  17. Let R = {x|x in N, x is a multiple of 3 and xle100} S= {x|x in N, x is...

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  18. If X and Y are two non-empty sets, then what is (X - Y)' equal to

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  19. If A, B and C are three finite sets, then what is , [(A uu B) nn C]' e...

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  20. The total number of subsets of a finite set A has 56 more elements the...

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