Algebra

1. number that is placed in front of a variable.
4. A single fixed number
7. The coefficient matrix for a system of linear equations with a final column included for the constants of the equations. axis of symmetry,
9. The indicated sum of the terms of an arithmetic sequence. asymptotes
10. A fraction represents a part of a whole or, more generally, any number of equal parts.
11. value square root of a square plus b square
12. Elements The idea of Inverse elements comes up with a negative number.
13. n by n matrix
15. A line that you can flip (or reflect) a graph across that results in the same graph

2. a statement that the values of two mathematical expressions are equal
3. equation that can be rearranged in standard form as where x represents an unknown value
5. A variable is a symbol that we assign to an unknown value
6. made up of one or more terms
8. figure formed by two rays
14. closest integer which is greater than or equal to x