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Q: Is a nonnegative square root called a principal square root?

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The principal square root.

The unique nonnegative square root of a nonnegative real number. For example, the principal square root of 9 is 3, although both -3 and 3 are square roots of 9.

There are no explicit symbols. The non-negative square toot is called the principal square root.

The square root

The principal square root is the non-negative square root.

a square root

The square root.

The symbol used to indicate a nonnegative square root.

it looks like a check mark. it is called the radical. it looks like this --> √

The principal square root of 9, the positive integer which is the square root of the number, is 3.

A principal square root is any square root that's answer is positive, and a perfect square root is a square root that's answer is an integer.

The principal (positive) square root of 225 is 15.

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