Algebra

2. A relation in which each element in the domain corresponds with exactly one element in the range
3. To make less complex by distribution, reducing, combining the terms.
4. the numerical factor in a term
6. The set of all outputs of a relation
9. An educated guess based on known information
10. A statement that is true and follows the word "if"
12. A set of ordered pairs
13. Lines which do not intersect and have the same slope
14. A statement that two algebraic expressions are equal
16. The statement formed by negating both the hypothesis and conclusion of a conditional statement
18. Ratio of vertical change to horizontal change in a non-vertical line; change in "y" over change in "x"

1. A quantity whose value does not change
4. An example used to show that a given statement is not always true
5. The strength of a relationship between two data sets
7. Any sentence that is either true or false, but not both
8. The set of all inputs in a relation
9. The statement formed by exchanging the hypothesis and conclusion of a conditional statement
11. A statement that two algebraic expressions are related but not equal
15. One of the positive or negative whole numbers or zero
17. A set of two or more equations using the same variables