Math 10th Class Chapter 5

If A⊆ B the A⋂ B = ______

If A= {1,2,3} , B ={4,5} and R+{(1,4),(2,5),(3,4)} then R is __________

The harmonic mean of the observation 0,15,12, is:

If f is a function from A to B, then f is one – one function if:

Venn diagram was first used by………………….

Which of the following is De-Morgan’s law?

If A ={0,1,2}, B={2,3,4,5} , then A∪B are:

If R= { (a,2),(b,3),(c,3) }, then Dom R = ________________

If A⊆ B then A∪ B is equal to

Which of the following is complete description of Real numbers?

The set {x/x∈W ^x≤ 101} is.

E – O = ………………

A and A^care……………………………Set.

The date presented in the form of frequency distribution is called:

If { x|x=p/q, q≠0,p,q∈Z} then this is a _____________