A kind or relation in which one variable uniquely determines the value of another variable.
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Modeling
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Using a picture, equation, or system or equations to represent real-world phenomena. Models also represent patterns found in graphs and/or data. Usually models are not exact matches the objects or behavior they represent. A good model should capture the essential character of whatever is being modeled.
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Scale
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The spacing of numbers on the axes of a graph.
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Equation
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A statement that describes the equality of two expressions by connecting them with equals sign.
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Factor
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Number you multiply by to get another number.
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Accuracy
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How close an approximation is to an actual value
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Quantity
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The amount of something
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variable
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A symbol that represents an unknown value.
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Linear
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An equation that describes a straight line.
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Algebra
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The branch of mathematics that deals with operations on sets of numbers and relationships between them.
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units of measurement
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A quantity used as a standard of measurement.(Example: Units of time are the second,minute,hour,day, week, month, year and decade.)
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Coefficient
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Number used to multiply a variable
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Unit rates
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The rate of one item. (Example: 1 foot = 12 inches)
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Proportion
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The result of dividing one number or expression by another. Sometimes a ration is written as a proportion, such as 3:2(three to two). More often, though, ratios are simplified according to the standard rules for simplifying fractions or rational expressions.