Sets, Relations and Functions
In a committee people speak French, speak Spanish and speak both Spanish and French. The number of persons speaking at least one of these two languages is
Sets, Relations and Functions
If , , then is equal to
Sets, Relations and Functions
Let and , then is equal to =? where, is defined as or
Sets, Relations and Functions
If and are three sets such that and , then
Sets, Relations and Functions
Let Is ? What is ?
Sets, Relations and Functions
If A and B are two sets such that , then what is ?
Sets, Relations and Functions
If and ; find
(i)
(ii)
(iii)
(iv)
(v)
(vi)
(vii)
Sets, Relations and Functions
If and find
(i)
(ii)
(iii)
(iv)
(v)
(vi)
(vii)
(viii)
(ix)
(x)
Sets, Relations and Functions
If and , find
(i) (ii) (iii)
Sets, Relations and Functions
Given that is the mean and is the variance of observations . Prove that the mean and variance of the observations are and respectively .