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19 Cards in this Set
- Front
- Back
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Positive Relationship
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Points in a scatter plot suggesting a line going up.
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Negative Relationship
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Points in a scatter plot suggesting a line going down.
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No Relationship
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Random points on a scatter plot.
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Linear Equation
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A graph that is a straight line.
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Slope
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Steepness of a line.
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Rise
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Veritcal change.
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Run
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Horizontal change.
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Inequality
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A mathematical sentence that contains the symbols <,>,less than or equal to, and greater than or equal to.
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Two-Step Equation
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An equation that has two different operations and requires you to work backwards to "undo" the steps.
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Variable
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A place holder, usually a letter of the alphabet.
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PEMDAS
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Order Of Operations.
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Arithmetic Sequence
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Each term in this sequence is found by adding the same number to the previous term.
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Geometric Sequence
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Each term in this sequence is found by multiplying the previous term by the same number.
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Integer
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The set of positive numbers, their opposites and 0. Ex: {. . . -3, -2, -1, 0, 1, 2, 3, . . .}
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Absolute Value
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The distance a number is from 0 on the number line.
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Dividing Integers
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If the signs match, the answer is positive.
If the signs are different, then negative. |
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Multiplying Integers
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If the signs match, the answer is positive.
If the signs are different, then negative. |
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Inverse Operations
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Operations that "undo" one another.
Ex: 4 -2. . . adding 2 "undoes" the subtracting 2. |
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Algrbraic Expression
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An expression that contains variables, numbers, and at least one operation
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