Question

in the form of n root a a is called​

Answer 1

Answer:

a1/n

Step-by-step explanation:

This number—the (principal) nth root of a—is written n √ a or a1/n. The integer n is called the index of the root. ... For example, the principal cube root of –27 is –3. If a whole number (positive integer) has a rational nth root—i.e., one that can be written as a common fraction—then this root must be an integer.

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