Question

please anybody do this for me. it is much difficult for me

Answer 1

Answer:

It is an irrational number

Step-by-step explanation:

Given question: ( -5 + 2√5 - √5 )

⇒ ( -5 + 2√5 - 1√5 )

⇒ ( -5 + √5 )

We know that √5 is irrational number.

Also, any number when added to an irrational number results in an irrational number. So the result and the nature of the result is irrational.