Question

Solve 2√3+√5is an irrational

Answer 1

2√3 + 5 = 2*1.73 + 5 = 8.46

Answer 2

let 2√3+√5 is a rational number.
so, 2√3+√5=a/b
             √5=a/b-2√3
we know that √5 is a irrational number.
so our assumption is wrong.
so.2√3+√5 is a irrational number.