Algebra I Vocabulary Review

3. A ____ of equations consists of two equations.
4. To determine if a graph is a function, you can use the ____ line test.
5. The number you are repeatedly multiplying by in a geometric sequence is known as the common ____.
7. The ____ method can be used to solve a system of equations when x and y are on the same side of each equation.
10. In order to use the DOTS method to factor, both terms in the ____ must be perfect squares.
12. When in doubt, ____ it out.
14. The ____ of a polynomial is the highest exponent of an algebraic expression.
17. The ____ is the y-value of the vertex if the parabola opens downwards.
18. A scale factor between 0 and 1 makes the graph of a function ____.
21. In order to access the correlation coefficient, you must turn on stat diagnostics in your calculator by pressing the ____ button on your graphing calculator.
22. In order to factor using the AM method, the polynomial must have ____ terms.
23. 1, 4, 16, and 36 are all examples of ____ squares.
25. The y-____ is the exact point where a function crosses the vertical y-axis on a graph.
26. When factoring polynomials, the first thing you should look for is a ___.
27. ____ numbers include non terminating and non repeating decimals.

1. Rational numbers can be written as a fraction using ____.
2. ____ notation can be used to indicate specific x-values.
3. The double shaded region created when graphing a system of inequalities is known as the ____.
6. The ____ can be accessed via 1-Vars-Stat in your graphing calculator.
8. A sequence with a common difference is known as an ____ sequence.
9. When calculating the average rate of change, you can use the ____ formula found on your reference sheet.
11. The quadratic formula can be used to find the ____ of any quadratic function.
13. ____ numbers include counting numbers, whole numbers, and integers.
14. The ____ are the independent x-values for an equation.
15. The ____ are the dependent y-values for an equation.
16. The ____ coefficient is the number in front of the variable with the highest exponent.
19. The formula for the axis of ____ can be found on the reference sheet.
20. When multiplying polynomials, you can use the ____ method.
24. The vertex of a parabola is also known as the ____ point.