Question

Prove that (2 + √3) a irrational number​

Answer 1

Here is your answer
let us assume that 2√3 is a rational no. 2√3=a/b(where a Nd b are co prime no.) so, they are not co prime no. 2√3 is an irrational no.
Hope this helps
Thank you

Answer 2

Answer:

we know that root3 is the irrational number you have to nothing just add it and show it is irrational no.