Question

prove that 3 + √7
is irrational number​

Answer 1

Step-by-step explanation:

done make it brilliant

Answer 2

Answer:

if possible ,let 3√7be rational number.

then 3√7 is rational ,1/3 is rational

(1/3× 3√7) is rational. [ because products of two rationals is rational]

√7 is rational.

This contradicts the fact that √7 is irrational

This contradiction arises by assuming that 3√7 is rational.

Hence,..

3√7 is irrational is proved.

I hope it will be work for you........