Subsets and Power Set
Subsets and Power Set: Overview
This topic covers concepts, such as Open and Close Intervals, Number of Subsets of a Set, Subset of a Set, Proper Subsets of a Set, Length of an Interval, Semi-Open Interval, Subsets of Set of Real Numbers, Intervals as Subsets of R, etc.
Important Questions on Subsets and Power Set
If be a finite set of size , then the number of elements in power set of will be

In interval notationrepresents

Which of the following is true?

If , then the number of proper subsets of is

For sets and which is false

If then number of subsets of containing only odd numbers is

The number of subsets of the power set of set is

If then the number of subsets of is-

Which of the following is true?

Find the total number of subsets possible for the set .


How many subsets of contain at least one even integer?

If the number of subsets of a given set is , then find the number of ways of selecting any elements from the set.

The number of subsets formed the letters of the word "ALLAHABAD":

As per question No. what is set if it is also given that and

If list the element of power set

Following set notations represent:

Let . Set of subsets of is called power set of denoted by . Now is

Which of the following represents an open interval?

