Question

prove 3√2 is irrational​

Answer 1

Answer:

Let assume to the contrary that 3 √2 is rational

Let 3√2=a÷b ,where a and b are co_prime

√2×a=3×b

√2=3a/b

since 3a/b is rational • Therefore a/b is rational but √3 is irrational •3√2 is irrational