Terms  Definitions 

ratio 
rate

ellipse 
stretched circle

relation 
set of ordered pairs

algebra 
mathematics of working with variables

unknown 
a symbol representing an unknown quantity: in algebra, analysis, etc., frequently represented by a letter from the last part of the alphabet, as x, y, or z.

constant 
not changing or varying; uniform; regular; invariable:

Inequalities will *never* use which symbol? 1. < 2. > 3. = 4. + 
3. =

sequence 
list of numbers set apart by commas

origin 
represented by two zeros separated by a comma on a coordinate plane

binomial 
expression that is the sum or difference of two terms

arithmetic sequence 
sequence in which the difference between any two consecutive terms is the same

together 
indicating addition, or the joining of two or more amounts

linear function 
these functions appear in the Cartesian coordinate plane as a straight line

direct variation 
relationship between two variables in which one is a constant multiple of the other

permutation 
selection of objects in which the order of the objects matters

sequence 
a set of numbers in a specific order

cube root 
number that must be multiplied times itself three times to equal a given number

half open interval 
interval that contains only one endpoint

domain 
set of all possible values of an independent variable in a function

out of 
divided by, in division this is divisor

exponential function 
any function in which a variable appears as an exponent or base

factorial 
product of a given integer and all smaller positive integers

quadrant 
one of the four parts into which a plane, as the face of a heavenly body, is divided by two perpendicular lines, numbered counterclockwise from upper right:

solution set 
any and all values of the variables that satisfy an equation or system of inequalities

base 
bottom of a shape which could be a line or face of a solid

coordinate 
of the same order or degree; equal in rank or importance.

What is the following an example of? v + 2w > 21 1. Quotation 2. Equation 3. Equality 4. Inequality 
4. Inequality

composite number 
number that is a multiple of at least two numbers other than itself and one

definition of absolute value 
the absolute value of a number is its distance from zero on a number line

For example: 65 mph is a rate since the units are different. 65 miles/1 hour 
When you set two rates/ratios equal to each other, we call that a _____.

data 
numerical information

minus 
decreased by, to subtract

calculate 
to determine or ascertain by mathematical methods; compute:

coefficient 
a number or quantity placed (generally) before and multiplying another quantity, as 3 in the expression 3x.

absolute value 
In order to simply mathematical expressions, the following sequence must be observed:

approximate 
near or approaching a certain state, condition, goal, or standard.

conic section 
family of curves including circles, ellipses, parabolas, and hyperbolas

quotient 
comparative value of two or more numbers

matrix 
rectangular array of numbers that can be written using brackets or parentheses

combination 
selection of objects from a collection in which order is irrelevant

determinant 
single number obtained from a matrix revealing properties of matrix

In a proper fraction, the _____ is less than the _____. 
numerator

consecutive integers 
numbers that follow each other in order from smallest to largest

interval 
set of all real numbers between two given numbers

addition 
process of uniting two or more numbers into one sum, represented by the plus

common ratio 
ratio of consecutive terms in a geometric progression

linear equation 
equation in which each term is either a constant or the product of a constant

number line 
line representing the set of all real numbers

least common multiple 
smallest number that is the multiple of two or more other numbers

extraneous solution 
solution of a simplified version of an equation that does not satisfy the original equation

Rates/Ratios: 
If a:b are of the same unit, it is called a _____.If a:b are of different unit, it is called a _____.

multiplied by 
number is added to itself a number of times

comparison property for rational numbers 
for any ration numbers a/b and c/d, with b>0 and d>0, 1. if a/b<c/d, then ad<bc2. if ad<bc, then a/b<c/d

slopeintercept form of a linear equation 
y  y . mxx., where x.,y. are the coordinates of a point on the line and M is the slope of the line.

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