• -4 A
• 4 B
• 20 C
• 32 D

The set having only ne element is called

• Null set A
• Power Set B
• Singleton set C
• Subset D

The number of elements in a power set {a,b} is.

• 1 A
• 2 B
• 3 C
• 4 D

If f(x) = 2x -1 then f (7)

• 10 A
• 11 B
• 13 C
• 15 D

If g (x) = 7x-2 then g(-1) =

• -2 A
• -1 B
• -7 C
• -9 D

• Distributive property of intersection over union A
• De-Morgan's law B
• Disributive of union C
• Distributive property of union over intersection D

Which of the following cannot be used as binary operation

• Division A
• Square root B
• Multiplicaion C
• Addition D

• Injective A
• Surjective B
• Into C
• Periodic D

• U A
• A B
• A^c C
• Φ D

If A and B are disjoint sets, then A U B is equal to

• A A
• B B
• B U A C
• Φ D

In coordinates (xy), x is known as

• Abscissa A
• Ordinate B
• Firs element C
• second element D

If X= {a,b,c} then number of element is X x X are

• 9 A
• 12 B
• 14 C
• 16 D

A set having only one element is called

• Singleton set A
• Super set B
• Power Set C
• Sub set D

How many types of function ?

• 2 A
• 3 B
• 4 C
• 5 D

• {1,2,4,5} A
• {2,3} B
• {1,3,4,5} C
• {1,2,3} D