Question

(2-√3) is a irrational number prove tha​

Answer 1

Answer:

Let 2-√3 be rational no.

therefore,-√3 is a rational no. But it contradicts what we have assumed.

This contradiction arises as we have assumed 2-√3 a rational number. So,2-√3 is a irrational no.

Explanation:

hope it helps you...