Question

prove that the following are irrational (i)1/root2​

Answer 1

here is ur answer on the PIC....

p and q r co prime, so they don't have a same factory.here p and q have same factor of 2...this contradicts our fact that 1/√2 is irrational which shows that our assumption is wrong.....

=>1/√2 is irrational hope it helps my friend....