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Which of the following relations is a fu...

Which of the following relations is a function?

A

R= {(4,6), (3,9),(-11, 6), (3, 11)}

B

R = {(1,2), (2, 4), (2,6), (3,5)}

C

R = {(2,1),(4,3), (6,5), (8,7), (10,9)}

D

R= {(0,1),(1,3), (2,4), (3, 1), (3,5)}

Text Solution

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The correct Answer is:
C
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ICSE-RELATION AND FUNCTIONS-MULTIPLE CHOICE QUESTIONS (Choose the correct answer from the given four options in questions)
  1. Let A be a finite set containing n elements, then the number of relati...

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  2. If A = {2,3,4,5,6) and R is a relation on set A defined by R= {(x, y):...

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  3. Which of the following relations is a function?

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  4. Which of the following arrow diagrams represents a function from Xto Y...

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  5. Let A and B be two finite sets, then the number of functions from A to...

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  6. Let A be a finite set containing 3 elements, then the number of functi...

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  7. The domain of the functionf detined by f(x)= sqrt(a^(2)-x^(2)),(agt 0)...

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  8. The domain of the function f defined by f(x)= sqrt(x^(2)-9) is

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  9. The domain of the function f defined by f(x)=(1)/(sqrt(|x|-x)) is

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  10. The domain of the function f given by f(x)=(x^(2)+2x+1)/(x^(2)-x-6)

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  11. The domain and range of the real function f defined by f(x)=(1)/(4x^(2...

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

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  13. The domain and range of the real function f defined by f(x)=(x-2)/(2-x...

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  14. The domain and range of the real function f defined by (x)/(|x|) are

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  15. The domain and range of the functions given by f(x)=2-|x-5| are

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  16. The domain of the function f defined by f(x)= sqrt(a-x)+(1)/( sqrt(x^...

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  17. The domain of the function f defined by f(x)=log(e)(5-6x) is

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  18. The domain of the function f(x)=(1)/(4-x^(2))+log(10)(x^(2)-x) is

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  19. If [x]^(2)-3[x]+2=0 where [*] denotes the greatest integer function, t...

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  20. If f(x) = px +q, where p and q are integers f (-1) = 1 and f (2) = 13,...

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