Question

State whether each of the following set is finite or infinite:
(i) The set of lines which are parallel to the x-axis
(ii) The set of letters in the English alphabet
(iii) The set of numbers which are multiple of 5
(iv) The set of animals living on the earth
(v) The set of circles passing through the origin (0,0)
NCERT Solutions for Class 11th Mathematics Chapter 1 Exercise 1.2 3

Answer 1

(i) infinite
(ii)finite
(iii)infinite
(iv) infinite
(v) infinite

Answer 2

i)infinite
ii)finite
iii)infinite
iv)infinite
v)infinite