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replacement set

a set of numbers from which replacements for a variable may be chosen.

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conditional statement

the statement "if the popcorn burns, then the hear was too high or the kernals heated unevenly.

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bar graph

compares different categories of numerical information, or data by showing each category as a bar whose length is related to the frequency.

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open sentence

a mathmatical statement with one or more variables.

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line graph

numerical data displayed to show trends or changes over time.

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data

each category as a bar whose length is related to the frequency.

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factors

in each expression, the quantities being multiplied.

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element

each object or number in the set.

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reciprocal

the multiplicative inverse of a number.

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solving an open sentence

finding a replacement value for the variable.

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multiplicative inverse

two numbers whose product is 1.

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if then statement

conditional statements in the form if A, then B.

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solution set

the set of elements from the replacement set.

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equivalent expression

expressions that denote the same number.

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coordinates

the number that corresponds to a point on a number line.

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circle graph

compares parts of a set of data as a percent of the whole set.

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solution

replacement value for the value for the variable in an open surface.

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x-axis

the horizontal number line on a coordinate plane.

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simplest form

an expression is in simplest form when it is replaced.

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relation

a set of ordered pairs.

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additive identity

the sum of any number and 0 is equal to the number.

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deductive reasoning

the process of using facts, rules, definitions, or properties to reach a valid conclusion.

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independent variable

the variable in a function whose value is subject to choise.

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