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Which of the following relations are fun...

Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range. `{(2,1), (4,2), (6,3), (8,4), (10,5), (12,6), (14,7)}`

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PSEB-RELATIONS AND FUNCTIONS -EXERCISE
  1. Let R be the relation on Z defined by R = {(a,b ): a, b in Z, a-b is a...

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

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

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

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  5. Find the domain and range of the following real function:- f(x) = -|x...

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  6. Find the domain and range of the following real function:- f(x)= sqrt(...

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  7. A function f is defined by f(x)= 2x -5. Write down the values of f(0)

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  8. A function f is defined by f(x)= 2x -5. Write down the values of f(7)

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  9. A function f is defined by f(x)= 2x -5. Write down the values of f(-3)

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  10. The function 't' which maps temperature in degree Celsius into tempera...

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  11. The function 't' which maps temperature in degree Celsius into tempera...

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  12. The function 't' which maps temperature in degree Celsius into tempera...

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  13. The function 't' which maps temperature in degree Celsius into tempera...

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  14. Find the range of the following function:- f(x) = 2 - 3x, x in R, x > ...

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  15. Find the range of the following function:- f(x) = x^2 + 2, x is a real...

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  16. Find the range of the following function:- f(x) = x, x is a real numbe...

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  17. The relation 'f' is defined by f(x)={(x^2,0lexle3), (3x, 3lexle10):} ...

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

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

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

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