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Empty SetA set containing no elements.
RelationThe relationship between two sets.
DomainThe set of all possible inputs for which the function is defined.
RangeThe set of all possible output values of the function.
FunctionA relation between sets of input and output where each input is related to one and only one output. The lobster model of mathematics.
GraphA diagram representing data or relationship(s) between variables.
Ordered PairTwo numbers written in a certain order; (a, b) is different from (b, a).
Independent VariableA variable that assume values freely, or independently, in a function.
InterceptThe point where the graph of a function crosses the x-axis or y-axis.
SlopeThe measure of a line's steepness.
PolynomialAn algebraic expression constructed from variables and constants, using addition, subtraction, multiplication, and positive integer exponents.
Quadratic EquationAn equation obtained by setting a quadratic polynomial to 0.
Quadratic PolynomialA polynomial of degree 2.
Exponential FunctionA constant raised to a variable represented by f(x) = ax.
InequalityA mathematical statement using the symbols <, >, ≤, ≥.