Algebra

4. An expression or equation in which the highest power of a variable has exponent 2.
5. A letter (like x) that we can use to mean different numbers at different times.
8. The set of inputs (x-coordinates) of a relation or function.
10. A constant that a variable or expression is multiplied by.
12. A sum of monomials.
14. Each of the four sections of a coordinate plane made by the intersecting x- and y-axes.
15. A whole number or the negative of a whole number.

1. An expression that is used to compute a value.
2. A relation in which no x-coordinate appears in more than one (x,y) ordered pair.
3. The shape of the graph of y=x2.
6. A straight line, or an equation or expression whose graph is a straight line.
7. In a power, the number of times the base is multiplied by itself.
9. The set of outputs (y-coordinates) of a relation or function.
11. A mathematical sentence that uses one of the symbols <, >, ≤, or ≥.
13. The point on a coordinate plane where the x-axis and y-axis intersect.