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# PSAT Algebra

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Across
A function whose graph is a line is a linear function. You can represent a linear function with a linear equation.
A graph is continuous if it has no jumps, breaks, or holes.
A function whose graph is not a line or part of a line.
You can use the vertical-line test on the graph of a relation to tell whether the relation is a function. If a vertical line passes through more than one point on the graph of a relation, then the relation is not a function.
HighLighter PopupUnderline Selected TextGreen Color HighlightOrange Color HighlightYellow Color HighlightBlue Color HighlightPink Color HighlightRemove Color Highlight The domain of a relation is the set of all inputs, or x-coordinates, of the ordered pairs.
A ratio of a to b where a and b represent quantities measured in different units.
Using properties of equality and inverse operations to get a variable with a coefficient of 1 alone on one side of the equation.
Two inequalities that are joined by and or or.
HighLighter PopupUnderline Selected TextGreen Color HighlightOrange Color HighlightYellow Color HighlightBlue Color HighlightPink Color HighlightRemove Color Highlight A function is a relation in which each element of the domain corresponds with exactly one element in the range.
Terms with exactly the same variable factors in a variable expression.
A value of the independent variable.
Anything that can be measured or counted.
A scale is the ratio of any length in a scale drawing to the corresponding actual length. The lengths may be in different units.
A graph composed of isolated points.
A proportion is a statement that two ratios are equal. An extended proportion is a statement that three or more ratios are equal.
Down
Equations that have the same solution.
HighLighter PopupUnderline Selected TextGreen Color HighlightOrange Color HighlightYellow Color HighlightBlue Color HighlightPink Color HighlightRemove Color Highlight A ratio is the comparison of two quantities by division.
A variable that provides the input values of a function.
Any set of ordered pairs.
The range of a relation is the set of all outputs or y-coordinates of the ordered pairs.
HighLighter PopupUnderline Selected TextGreen Color HighlightOrange Color HighlightYellow Color HighlightBlue Color HighlightPink Color HighlightRemove Color Highlight An equation that is true for every value.
A value of the dependent variable.
HighLighter PopupUnderline Selected TextGreen Color HighlightOrange Color HighlightYellow Color HighlightBlue Color HighlightPink Color HighlightRemove Color Highlight A mathematical sentence that compares the values of two expressions using an inequality symbol.
A variable that provides the output values of a function.
An equation involving two or more variables.
Similar figures are two figures that have the same shape, but not necessarily the same size.
HighLighter PopupUnderline Selected TextGreen Color HighlightOrange Color HighlightYellow Color HighlightBlue Color HighlightPink Color HighlightRemove Color Highlight In a proportion ab=cd, the products ad and bc. These products are equal.
An equation that states a relationship among quantities.