# Algebra Vocab 1

## 20 terms · Useful if you go to kings

### coefficient

the numerical factor of a term

### conclusion

the part of a conditional statement immediately following the word

### conditional statement

statements written in the form, if a then b

### coordinate system

the grid formed by the intersection of 2 number lines, horizontal and vertical

### counterexample

a specific case in which a statement is false

### deductive reasoning

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

### dependent variable

the variable in a relation whose value depends on the value of the independent variable

### domain

the set of the first numbers of the ordered pairs in a relation

### equation

a mathematical sentence that contains the equals sign

### function

a relation in which each element of the domain is paired with exactly one element of range

### hypothesis

the part of a conditional statement immediately following the word if

### independent variable

the variable in a function whose volume is subject to choice

### inequality

an open sentence that contains the symbol >≥<≤

### like terms

terms that contain the same variables, corresponding variables must have the same exponent

### power

an expression in the form x^n, read x to the nth power

### range

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

### replacement set

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

### solving an open sentence

finding a replacement value for the variable that results in a true sentence or an ordered pair that results in a true statement when substituted into the equation

### variables

symbols used to represent unspecified numbers of value