Hayden

3. like x or y
7. All whole numbers (both positive and negative) and zero.
8. Equation An equation involving two or more variables
9. The number before the variable
11. of symmetry A line in the plane of a graph such that the part of the graph on one side of the line is a reflection of the part on the other side.
13. Graph A graph that is unbroken
14. The multiplicative inverse of a number (fraction turned upside down)
15. difference The difference be- tween successive terms in a sequence
17. notation Representing any number in the range of the function f as f(x). in which x is the corresponding number in the domain.

1. Numbers The set of numbers 1, 2, 3, 4, ... Also called counting numbers.
2. Graph A graph composed of isolated points
4. Expression A mathematical phrase involving at least one variable and sometimes numbers and operation symbols.
5. Numbers Natural numbers ( counting numbers) and zero; 0, 1, 2, 3...
6. Numbers numbers that can be written as fractions, including terminating and repeating decimals, and integers
7. Numbers Numbers that cannot be expressed as a ratio of two integers. Their decimal expansions are nonending and nonrepeating.
10. a mathematical notation indicating the number of times a quantity is multiplied by itself
12. axes Two perpendicular lines selected in a plane.
15. Inequality Two inequalities that are joined by AND or OR
16. A polynomial with two terms.