Sagot :
Answer:
C.2
Step-by-step explanation:
because if we written a √ sign it is a square root symbol and if it is a square root it's index is 2
In a radical expression, what is the index if it is not written?
Answer: [tex]\huge\bold\red{\tt{C.2}}[/tex]
☞ In a radical expression, if the index is not indicated, it is automatically assumed to be 2 which is a square root.