Which of the following are examples of the singleton set?   (i) ` {x:x in Z, x^2=4}`  (ii) `
Channel: Doubtnut
Date: 2020-04-19

Which of the following are examples of the singleton set?   (i) ` {x:x in Z, x^2=4}`  (ii) `{x:x in Z, x +5 =0}`   (iii) ` {x:x in Z, |x| =1}`   (iv) `{x :x in N, x^2=16}`   (v) `{x:x " is an even prime number "}`