18A" and "B" are tur sets,than "A-(A-B)" is equel to "

For two sets A and B,A-(A-B)

. If A is a set of vowels and B is a set of first five natural numbers then A and B are comparable sets A and B are equal sets Equivalent sets None of these

If A is a set of vowels and B is a set of first five natural numbers then A and B are comparable sets A and B are equal sets Equivalent sets none of these

A and B are two sets such that A cup B has 18 elements . If A has 8 elements and B has 15 elements, in A cap B will be

[" Let "A" and "B" be finite sets and "P_(A)" and "P_(B)" respectively "],[" Q."4" denotes their power sets.If "P_(B)" has "112" elements "],[" more than those in "P_(A)" .Then the number of functions "],[" from "A" to "B" which are injective is "]

If A and B are two sets such that A sub B ,then A uu B is a)A b)Null set c)B d) {O/}

Let A and B be finite sets such that n(A-B)=18,n(AcapB)=25 and n(AcupB)=70 Then n(B) is equal to

Let A and B be finite sets and P_(A) and P_(B) respectively denote their power sets . If P_(B) has 112. elements more than those in P_(A) then the number of functions from A to B which are injective is