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ALG I LAP 10
| Question | Answer |
|---|---|
| quadratic equation | equation for which the degree is 2 |
| quadratic formula | formula which will solve any quadratic equation |
| rational square root | square root expression which has a perfect square for the radicand |
| irrational square root | square root expression which has a radicand that is not a perfect square |
| radical | math symbol or sign indicating that a root is to be taken |
| radicand | expression under the radical sign |
| index | number above the radical sign indicating the root being taken. |
| principle square root | positive square root |
| extracting the root | method to solve quadratic equations by taking square root of both sides of the equation |
| radical equation | equation with a variable radicand |
| methods to solve quadratic equations | quadratic formula, factoring, extracting the root |