Vocabulary Project

5. a mathematical expression that indicates subtraction
7. to find the numeric value of an expression
9. line a line that has an undefined slope, written as the equation x = #
10. a set of ordered pairs
11. the steepness of a line, usually called the rise over run
13. variable the variable that a result depends on, usually the x variable
18. line a line that has no slope and is given by the equation y = #
20. Form the form of a linear equation used when graphing (y=mx+b)
22. a number in front of a variable
23. Form the form of a function written in descending order
24. a relation where for every x value (input) there is exactly one y value (output)
25. a mathematical expression that indicates division

1. where a graph crosses the y-axis and the x value is 0, for example: (0,8)
2. the sum of the sides of a figure
3. solutions when more than one values makes a true equation, usually an equality such as 3=3
4. each part of a function, separated by addition or subtraction
6. equation an equation that contains more than one variable, notably formulas
8. where a graph crosses the x-axis and the y value is 0, for example (5,0)
12. a value found by doing a function rule for a given input, typically the y-value
14. of change the change in y, divided by the change in x values
15. the set of all x-values of a relation
16. function a function whose graph is a line
17. form the form of a linear equation used when given a point on the line and its slope
19. the set of all y-values in a relation
21. a mathematical expression that indicates multiplication