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Geo_4.1
Vocabulary for Geometry_4.1
Term | Definition |
---|---|
radical | An expression that uses a root, which can be a square root, cube root, and so on. |
radicand | The expression inside the radical symbol. the expression which is having its root taken, the argument of the radical. |
exact answer | An answer is in the simplest form and contains radicals. |
simplest form | An expression is in the simplest form when the following three conditions are met; no radicands have perfect square factors other than 1, no radicals contain fractions, and no radical appear in the denominator of a fraction. |
simplify | A method to put an expression with a radical in the simplest form. |
index | The number of times the root of the radicand is being taken. 2, or if the index is missing, means the square root. 3 is the cube root. After that the roots are typically called the 4th root, 5th root, and so on. |
rationalize | A method to eliminate radicals from an expression. |