Maharashtra Board Solutions for Chapter: Sets, Exercise 2: Practice set

Is the given set is an empty set? Give reason.

$\mathrm{B}=\left\{x | x^2=0\right\}$

Is the given set is an empty set? Give reason.

$\mathrm{C}=\left\{x | 5x-2=0, x\in \mathrm{N}\right\}$

Write with reasons, the given set is finite or infinite.

$\mathrm{B}=\{y | y<-1,y$ is an integer$\}$

Write with reasons, the given set is finite or infinite.

$\mathrm{C}=$ Set of students of class $9$ from your school.

Write with reasons, the given set is finite or infinite.

Set of people from your village.

Write with reasons, the given set is finite or infinite.

Set of apparatus in laboratory

Write with reasons, the given set is finite or infinite.

Set of whole numbers

Write with reasons, the given set is finite or infinite.

Set of rational numbers