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Algebra II CH2, Vocabulary
Terms in this set (22)
The set of all input values
The set of all output values
A set of pairs of input and output values.
A relation in which each element of the domain corresponds with exactly one element of the range. This is, for every input there is only one output.
Vertical Line Test
Used to determine whether a relation is a function based on the graph of the relation.
The variable that represents the input value of a function.
The variable that represents the output value of a function.
For a non-vertical line, the ratio of the vertical change to the horizontal change between points.
A function whose graph is a line.
a point where a graph crosses the x-axis.
a point where a graph crosses the y-axis.
y=mx+b; m represents the slope, b represents the y-intercept.
point slope form
y-y1=m(x-x1) m=slope, (x1, y1) is a point on the line.
Ax+By=C, where A, B, C are real numbers and A and B are not both zero.
Lines that do not intersect.
Lines that intersect to form right angles.
The simplest form of a set of functions that form a family.
A horizontal shift, and vertical shift, or both
Flips the graph of a function across a line, such as the x-axis, or the y-axis.
axis of symmetry
A line the divides a figure into two parts that are mirror images.
A point where a function reaches a minimum or a maximum value.
An inequality in two variables whose graph is a half-plane.
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