Question

prove that 6 Г5 is irrational​

Answer 1

let 6√5 be a rational no.

so, 6√5 = a/b

√5 = a/6b

a/6b is an rational no

so , √ 5 is also rational no

a contradict has arisen √5 is an irrerational no

so , our assumption is wrong

6√5 is an irrerational number . ❤️