CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

The number of proper subsets of the set $$\left\{1,2,3\right\}$$ is


A
8
loader
B
7
loader
C
6
loader
D
5
loader

Solution

The correct option is A 7
Number of proper subsets of the set $$\left\{1,2,3\right\}={2}^{3}-1=7$$ 
$$\left\{\phi\right\}$$,$$\left\{1\right\}$$,$$\left\{2\right\}$$,$$\left\{3\right\}$$,$$\left\{1,2\right\}$$,$$\left\{2,3\right\}$$,$$\left\{1,3\right\}$$

Maths

Suggest Corrections
thumbs-up
 
0


similar_icon
Similar questions
View More


similar_icon
People also searched for
View More



footer-image