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# SMART Vocab 2017

### Algebra 2 Vocabulary SMART Goal 2017

TermDefinition
Algebraic Expression A mathematical phrase that contains one or more variables
Extraneous Solution An _____ is a solution of an equation derived from an original equation but is not a solution of the original equation.
Absolute Value Distance from zero on a number line.
Evaluate To _____ an algebraic expression, substitute a number for each variable in the expression. Then simplify using the order of operations.
Parent Function A _____ is the simplest form of a set of functions that for a family.
Function A _____ is a relation in which each element of the domain corresponds with exactly one element or range.
Range _____ is the set of outputs, also called the y-coordinates of the ordered pairs.
Vertex A single point of a v-shaped graph has a single minimum point or a single maximum point, called a _____.
Domain _____ is the set of inputs, also called the x-coordinates of the ordered pairs.
Linear Equation A _____ in two variables is an equation that can be written in the form ax + by = c.
Line of Best Fit The trend line that gives the most accurate model of related data is the _____.
Correlation A _____ indicates the strength of a relationship between two data sets.
Scatter Plot A _____ is a graph that relates two different sets of data by plotting the data as ordered pairs.
Positive Correlation When values increase together it is called a _____.
Negative Correlation When values decrease together it is called a _____.
Zero of a Function A(n) _____ f(x) is any value of x for which f(x)=0.
Parabola A(n) _____ is the graph of a quadratic function.
Factoring _____ is rewriting an expression as the product of its factors.
Axis of Symmetry The _____ is the line that divides a figure into two parts that are mirror images.
Complex Numbers _____ are the real numbers and the imaginary numbers