Algebra
mathematical phrase that uses variables, numbers and operation symbols.
Variable Expression
First replace each variable with a number then use order of operations.
Evaluate
letter that stands for a number
Variable
A number's distance from zero on the number line
Absolute Value
First coordinate. Shows the position right or left of the Y axis.
X-Coordinate
Gives the coordinates and location of a point.
Ordered Pair
X and Y axes divide the coordinate plane into four quadrants.
Quadrants
Formed by the intersection of 2 number lines.
Coordination Plane
Multiply and divide first, then add and substract.
Order of Operations
Vertical number line
Whole numbers and their opposites
Integers
An example that proves a statement false
Counterexample
Where the axes intersect. Zero (0).
Origin
Horizontal number line.
X- Axis
Numbers that are the same distance from zero on a number line but in opposite direction. Example (-4 and 4).
Opposites
Second coordinate. Shows the position above or below the X Axis.
Y- Coordinate
Making conclusions based on patterns you observe.
Inductive Reasoning
What you get when you multiply 2 negative numbers.
Positive Number
A conclusion you reach by inductive reasoning.
Conjecture