Respuesta :
Answer:
Radical.
Step-by-step explanation:
To explain;
3√13 is a radical.
The 3 in this expression is known as the index.
The 13 in this expression is known as the radicand.
The √ is considered the radical sign.
The given expression is the radical sign.
The given expression is [tex]3\sqrt{3}[/tex].
What is the square of the number indicates?
The √ symbol is used to denote square root or nth roots. Radical Expression - A radical expression is an expression containing a square root. Radicand - A number or expression inside the radical symbol.
Therefore, the given expression is the radical sign.
To learn more about the radicals visit:
https://brainly.com/question/12737007.
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