# math set 2

### 23 terms by elc456

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### replacement set

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

### conditional statement

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

### bar graph

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

### open sentence

a mathmatical statement with one or more variables.

### line graph

numerical data displayed to show trends or changes over time.

### data

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

### factors

in each expression, the quantities being multiplied.

### element

each object or number in the set.

### reciprocal

the multiplicative inverse of a number.

### solving an open sentence

finding a replacement value for the variable.

### multiplicative inverse

two numbers whose product is 1.

### if then statement

conditional statements in the form if A, then B.

### solution set

the set of elements from the replacement set.

### equivalent expression

expressions that denote the same number.

### coordinates

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

### circle graph

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

### solution

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

### x-axis

the horizontal number line on a coordinate plane.

### simplest form

an expression is in simplest form when it is replaced.

### relation

a set of ordered pairs.

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

### deductive reasoning

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

### independent variable

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

Example: