Vocab #1

4. shape of the graph of a quadratic equation
6. two lines in the same plane that intersect to form a right angle because they have opposite reciprocal slopes
10. in paired data (x, y), y tends to decrease as x increases
12. one of two or more integers that can be exactly divided into another integer
14. the sum of three monomials

1. the number that describes a square matrix
2. a measure, denoted by r, of how well a function fits a set of data pairs (x,y)
3. type of equation whose graph is a parabola
4. in paired data (x, y), y tends to increase as x increases
5. the sum of two monomials
7. a graph of a set of data pairs (x, y) used to determine whether there is a relationship between the variables x and y
8. a rectangular arrangement of numbers, called elements, in rows and columns
9. the process of finding the factors of a polynomial
11. the ratio of vertical change to horizontal change; rise over run; slope
13. an expression that is either a number, a variable, or the product of a number and one or more variables