Write the finite and infinite sets from the following sets :
(i) Set of all natural numbers
(ii) Set of all positive integers less than 100
(iii) `{x : x = x^(2)}`
(iv) Set of all lines parallel to x-axis
(v) Set of all prime numbers less then 100
(vi) `{x : x^(2)=16}`
(vii) `{x : x in R,1 le x le 10}`
(viii) Set of all negative integers less than 50.

Answer

(ii),(iii),(v),(vi) are finite sets ; (i),(iv),(vii),(viii) are infinite sets