# data[].attributes.body
A vertical line test is a way to determine if a curve is a graph of a function or not.

# data[].attributes.body
A linear function is any function that graphs to a straight line.

# data[].attributes.body
A range is the difference between the lowest and the highest values.

# data[].attributes.body
A domain is the set of values of the independent variable for which a function is defined.

# data[].attributes.body
A graph is a system of connections  represented by a diagram. There are a few different types of graphs. There are line graphs, bar graphs, pie charts, ect. But the most common type of graph used in math is a coordinate plane graph.

# data[].attributes.body
Evaluate expressions. To evaluate an algebraic expression you have to substitute a number for each variable.

# data[].attributes.body
An origin is the point in the middle of the coordinate plane.

# data[].attributes.body
A variable is a quantity that may change in a math problem. We use letters to represent a variable. X, Y, and Z are the most common.

# data[].attributes.body
There are four types of properties in math. Commutative, distributive, identity, and associative. The definition of math property depends on which one you use.

# data[].attributes.body
An expression is a combination of symbols that are formed depending on the rules. (Variables, functions, operations)

# data[].attributes.body
A function is a relation between a set of inputs.

# data[].attributes.body
An axis  lines in the measurment of coordinates

# data[].attributes.body
Quadrants are the four parts of a coordinate plane.

# data[].attributes.body
An equation is the calculation that the values of two mathematical expressions are equal.

# data[].attributes.body
A coordinate plane is a graph that has two number lines (negative and positive) that you use to plot points.