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The number of subsets of the set {a, b} ...

The number of subsets of the set {a, b} is :

A

7

B

4

C

12

D

10

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MODERN PUBLICATION-RELATIONS AND FUNCTIONS -EXERCISE
  1. State whether each of the following set is finite or infinite: The set...

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  2. The set of circles passing through (0, 0) is :

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  3. The number of subsets of the set {a, b} is :

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  4. The number of subsets of the set {1, 2, 3} is:

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  5. The number of subsets of the set (a, e, i, o, u} is:

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  6. If (x + 1, y - 2) = (3, 1), the value of :

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  7. If (x/3+1, y-2/3)=(5/3, 1/3), find the values of x and y.

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  8. State whether the following statement is true or false. If the stateme...

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  9. The set {x:x is a prime number and divisor of 6} is equal to:

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  10. The set A = {x : x is an odd number less than 10} equals :

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  11. The set {x:x is an integer and -3 < x le 2} is equal to:

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  12. The set of right-angled triangles in a plane is :

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  13. The set of poor students in the class is :

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  14. State whether the following set is finite or infinite : B= {x:x in N a...

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  15. Write the solution set of the equation : x^2+x-2=0 in Roster Form.

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  16. Solution set of equation x^2 + 5x + 6 = 0 in Roster form is :

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  17. Solution set of equation x^2 - 5x + 6 = 0 in Roster form is :

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  18. The set A= {x: x^2=4, x is odd} is :

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  19. Set of even prime number is a

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  20. Which of the following are examples of the null set :- Set of odd natu...

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