Prakash Tiwari and Ishita Joshi Solutions for Chapter: Sets, Exercise 6: Assessment

Classify the following set as finite or infinite or an empty set.

Set of all integers greater than $-8$ and less than $0$

Classify the following set as finite or infinite or an empty set.

$A=\left\{x : x is a decimal number between -10 and 0\right\}$

Classify the following set as finite or infinite or an empty set.

Set of integers between two consecutive integers.

Classify the following set as finite or infinite or an empty set.

$M=\left\{\varnothing \right\}$

Determine the cardinal number of the following set.

$A=\left\{x : x is a prime number between 20 and 40\right\}$

Determine the cardinal number of the following set.

$B=\left\{x : x is a vowel in the word TEXTBOOK\right\}$

Determine the cardinal number of the following set.

$C=\left\{x : x is a consonant in the word ATTENTION\right\}$

Determine the cardinal number of the following set.

$D=\left\{y : y\in N and y<10\right\}$