Question

prove that √3 is an irrational number​

Answer 1

Answer:

let √3 as rational no.

then √3 can be written as

√3=a/b

squaring both side

(√3)2 = (a/b)2

3b2 = a2

hence 3 divides b2 as well a2

so √3 must not be rational no.

this proves √3 is a irrational no.