Algebra_23 Flashcards

consecutive terms
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
slope-intercept form of a linear equation
y - y . mx-x., where x.,y. are the coordinates of a point on the line and M is the slope of the line.
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Term:
Definition:
Definition:

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