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Chapter 8: Q. 53 (page 756)

Explain what is meant by the nth root of a number.

Short Answer

Expert verified

The nthroot of a number xis a number rwhich, if raised to a powern, givesx.

Step by step solution

01

Step 1. Explanation

A root is the solution to the equation, usually represented as an algebraic expression or formula.

The nthroot of a number x, usually a positive number, is a number which when raised to power n, gives x.

02

Step 2. Example

For example.

Let's assume a number 125.

We know that (5)3=125.

So we can say that5is third root or cube root of125.

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