Question

Prove that 2+5_/3 is an irrational number​

Answer 1

Step-by-step explanation:

Let 2 + 5√3 = a, where a is a rational number.

Which is a contradiction as LHS is irrational and RHS is rational.

∴ 2 + 5√3 can not be rational.

Hence, 2 + 5√3 + is irrational