Question

why 40√3 is an irrational no..

Answer 1

Step-by-step explanation:

irrational no. is the one whose root or cube root or any power in not perfect square or perfect cube or perfectly fractionalized respectively.

In short, the no. in root which can be further divided by the no. itself.

3 cannot be written as its product's square.

hence, it is not a perfect square. it is a irrational no.

some other examples are like √2 , ∛4 , √5, ∛5 , √15 etc....