Question

what is the thing calles when there is a number inside if the check mark of a square root

Answer 1

??

Answer 2

nevermind it is called the article of the radical

Answer 3

index

Answer 4

i have never heard "article of the radical" in my life.

Answer 5

i think indes and the article of the radical is the same thing

Answer 6

http://www.mathnstuff.com/math/spoken/here/1words/r/r4.htm