Chapter 5 Vocabulary Algebra 2

Front

nth root of a

Back

For an integer n greater than 1, if bⁿ = a, the b in an nth root of a.

Front

Index of a radical

Back

Front

Simplest form of a radical

Back

An expression involving a radical with an index n that has no radicands with perfect nth powers as factors of than 1, no radicans that contain fractions, and no radicals that appear in the denominator of a fraction.

Front

Like radicals

Back

Radical expressions with the same index and radicand.

Front

Square root function

Back

A function that contains a square root with the independent variable in the radicand.

Front

Radical function

Back

A function that contains a radical expression with the independent variable in the radicand.

Front

Cube root function

Back

A radical function with an index of 3.

Front

Radical equation

Back

An equation with a radical that has a variable in the radicand.

Front

Extraneous solution

Back

Solutions that are not solutions of the original equation.

Front

Composition

Back

A combination of functions where the output of one function is used as the input of another function.