Algebra 1

3. the magnitude of a real number without regard to its sign.
4. the numbers in the first column of the table
5. the place where the graph has a vertex at its highest point.
7. the set of all possible inputs for the function minimum the place where the graph has a vertex at its lowest point.
11. used to describe a straight-line relationship between two variables.
13. a mathematical expression that contains an equals symbol
14. where the line crosses the y-axis
15. an ordered list of numbers

1. a straight line for which every point on a given curve
2. has two factors
6. the point where a line crosses the x-axis commondifference the difference between two consecutive terms of an arithmetic progression.
8. a expression, rule, or law that defines a relationship between one variable and another variable
9. a line through a scatter plot of data points that best expresses the relationship between those points
10. the middle point
12. the numbers in the second column of the table