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MMA Unit 2 Vocab

TermDefinition
Units A quantity used as a unit of measure.
Variable A letter that represents an unknown number.
Axes The vertical reference line on a graph (y-axis) and the horizontal reference line on a graph (x-axis) that intersect at a right angle to make the coordinate grid.
Coordinates A set of values that give an exact position on the coordinate plane. (X, Y) refers to how many units in the X-direction and Y-direction.
Coordinate plane The plane containing the x and y-axis
Independent X, the input variable of a function.
Dependent Y, the output variable of a function.
Domain All the input values of a function, the set of X.
Range All the output values of a function, the set of Y.
Continuous Data that can take EVERY data point in range.
Discrete Data that can only take CERTAIN data points in range.
Correlation The relationship between a set of x and y values.
Scatterplot A graph of plotted points that shows a relationship between two variables.
Function A relationship where each input, X, has exactly one output, Y.
Positive Relationship The relationship where both variables are increasing, or both variables are decreasing.
Negative Relationship The relationship where one variable is decreasing, while the other is increasing.
Linear Relationship A relationship with a constant rate of change, when graphed it makes a straight line. A function with a first degree variable. (i.e. x)
Rate of Change The steepness of a linear situation, the change in y over the change in x.
Exponential Relationship A relationship of growth or decay. (i.e. y=3x).
Quadratic Relationship The relationship with a second degree variable (i.e. x2).
Created by: meminot
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