Math Final

2. the slope of a horizontal line.
7. the elements two or more sets have in common.
9. a point at which a graph intersects the y-axis.
10. makes a negative number positive.
11. a real number greater than zero.
13. the result of dividing one number or expression by another.
14. another word for average.
16. illustrations of set operations.
18. the set of values of the independent variable for which a function or relation is defined.
19. a group of numbers.
20. the set of y-values of a function or relation.

1. a non negative number that must be multiplied times itself to equal a given number.
3. the mathematics of working with variables
4. a point at which a graph intersects the x-axis.
5. a real number less than zero.
6. combining the elements of two or more sets.
8. a relation for which each element of the domain corresponds to exactly one element of the range.
12. a polynomial with three terms which are not like terms.
15. a ratio of numbers or variables.
17. to multiply out the parts of an expression.