The first number in an ordered pair.

It measures horizontal distance and

is also called the first cordinate.

The distance of the number

from zero on the number line.

An angle whose measure

is between 0° and 90°.

In addition a number

being added.

The process of finding the

total of two numbers.

An algebraic method of finding an

exact solution of a system

of linear equations.

Numbers that are the same distance

from zero on the number line,

but not opposite sides;

also called opposites.

Two angles that share

a common side.

Two nonadjacent angles that are on opposite sides

of the transversal and between parallel lines.

Two nonadjacent angles that are

on opposite of the transversal and

opposite the parellel lines.

Geometry in which a coordinate

system is used to study the

relationships between variables.

Figure formed when two rays

start from the same point.

The average determined by calculating

the sum of the values and then

dividing that result by the

number of values.

The two number lines that form

a rectangular coordinate system;

also called coordinate axes.

In exponential notation the factor that is multiplied

the number of times shown by the exponent.

The point from which all points

on the circle are equidistant.

Plane figure in which all points

are the same distance from its center.

Removing denominators from an equation

that contains fractions by multiplying each side

of the equation by the LCM of the denominators.

Using the Distributive Property to add

the coefficients of like variable terms;

adding like terms of variable expressions.

Adding to a binomial the constant term

that makes it a perfect-square trinomial.

A natural number greater than 1

that is not a prime number.

Binomial expressions that differ

only in the sign of a term.

The expressions a + b and a - b are conjugates.

A term that includes no variable part;

also called a constant.

The two number lines that form

a rectangular coordinate system;

also simply called axes.

The numbers in an ordered pair

that are associated with a point.

Two angles that are on the same side

of the transversal and are both acute angles

are both obtuse angles.

Notation in which a number

consists of a whole-number part,

a decimal point, and a decimal part.

A system of equations that

has an insignificant amount of

number of solutions.

In a funtion, the variable whose value depends on the value of another variable known

as the independent variable.

The terms of the polynomial in one variable arranged so that the exponents on

the variable decrease from left to right.

Line segment across a circle that passes

through the circle's center.

The amount by which a retailer reduces

the regular price of a product

for a promotional sale.

The percent of the regular price

that the discount represents.

The set of first coordinates of

the ordered pairs in a relation.

The two equal roots of a quadratic equation

which occurs when the discriminate b² - 4ac

equals zero.

The set that contains no elements;

also called the null set.

A statement of the equality

of two mathematical expressions.

A trangle in which all three

sides are of equal length.

Replacing x in f(x) with some value

and then simplifying the

numerical expression that results.

Replacing each variable by its

value and then simplifying the

resulting numerical expression.

In exponential notation, the elavated number

that indicates how many times

the base occurs in the multiplication.

Process of grouping and factoring terms

in a polynomial in such a way

that a common binomial factor is found.

Refers to writing a polynomial as a product

of factors that are nonfactorable over the intergers.

To write the polynomial as a product

of other polynomials.

To express the trinomials as the

product of two binomials.

The first number in an ordered pair.

It measures a horizontal distance

and is also called the abscissa.

An equation of the form y=mx+b, where m

is the coefficient and b is a constance;

also called a linear equation in two variables

A literal equation

that states rules about measurements.

A relation in which no two ordered pairs

that have the same first coordinate

have different second coordinates.

A function designed by f(x),

which is the value of the funtion at x.

To place a dot at the location given

by the ordered pair;

also called plotting a point in the plane.

The graph of the ordered pairs

that belong to the relation.

A graph of the ordered pairs

that belong to the relation.

A heavy dot directly above

that number on the number line.

The dot drawn at the coordinants

of the point in a plane.

The greatest common factor of two or more integers is the GCF of the coefficients

and the common variable factors.

Greatest Common Factor (GCF)

of Two or More Monomials

The product of the GCF of the coefficients

and the common variable factors.

In a function, the variable that varies independently and whose value determines the value

of the dependent variable.

An expression that contains the symbol

>, <, ≥ (is greater than or equal to),

or ≤ (is less than or equal to).

The set that contains the elememts

that are common to both A and B.

The decimal representation of an irrational number never repeats or terminates

and can only be approximated.

A triangle that has two equal angles

and two equal sides.

The smallest number that is a multiple of each

denominator in question.

The LCM of two or more numbers is the smallest

number that contains the prime factorizations of each number.

Least Common Multiple

(LCM) of Two or More Polynomials

The polynomial of least degree that contains

all the factors of each polynomial.

The sides opposite the hypotenuse

in a right triangle.

A number a is less than another number b,

written a < b on the number line.

Terms of a variable expression

that have the same variable part.

Having no width, it extends indefinately

in two directions in a plane.

A line drawn to approximate data

that are graphed as points in a coordinate system.

An equation of the form y=mx+b,

where m and b are constants;

also called a linear function

or a first-degree equation in two variables.

An equation of the form y=mx+b,

where m and bare constants;

also called a linear equation in two variables

or a first-degree equation in two variables.

A first degee equation that is used to describe

a relationship between quantities.

The amount by which a retailer reduces

the regular price of a product

for a promotional sale.

The percent of retailer's cost

that the markup represents.

A number, a variable, or a product of numbers

and variables; a polynomial of one term.

The arithmetic mean of the changes

in the the value of a stock

for a given numer of days.

A property of a line that

slants downward to the right.

A polynomial that does

not factor using only intergers.

The set that contains no

elements; also called the empty set.

The numerical part of a

variable term. When the

numerical coefficient is 1

or -1, the 1 is usually not written.

An angle whose measure

is between is between 90° and 180°.

An interger that is

not divisible by 2.

The polonomial created when

the sign of each term of the

original polynomial is changed.

Numbers that are the same

distance from zero on

the number line, but on

opposite sides; also called

additive inverses.

Pair of numbers of the form

that can be used to identify

a point in the plane determined

by the axes ofa rectangular

coordinate system.

A set of rules that tell us in what order

to perform the operations

that occur in a numerical expression.

The second number in an ordered pair.

It measures a vertical distance

and is also called the second coordinate.

Lines that never meet;

the distance between them is always the same.

Parallel lines have the same slope.

A trinomial that is a product

of a binomial and itself.

To place a dot at the location given

by an ordered pair;

to graph a point in the plane.

If (x₁,y₁) is a point on a line with slope m,

then y-y₁=m(x-x₁).

A variable expression in which

the terms are monomials.

Expressing a number as a product

of prime numbers.

A polynomial that is nonfactorable

over the integers.

In multiplication, the result of

multiplying two numbers.

An equation that states the equality

of two ratios or rates.

The square of the hypotenuse of a right triangle

is equal to the sum of the squares of the two legs.

One of the four regions into which the two axes

of a rectangular coordinate system divide the plane.

An equation of the form ax² + bx + c = 0,

where a, b, and c are constants

and a is not equal zero;

also called a second-degree equation.

An equation of the form y=ax²+bx+c,

where a is not equal to zero.

A quadratic funtction is given f(x)=ax²+bx+c,

where a is not equal to zero.

An equation that contains a variable expression

in a radicand.

In a radical expression, the expression

under the radical sign.

Line segment from the center to a point

on the circle.

The quotient of two quantities

that have different units.

That part of a task that is completed

in one unit of time.

The quotient of two quatities

that have the same unit.

A fraction in which the numerator

or denominator is a polynomial.

A number that can be written in the form of a/b, where a and b are integers

and b is not equal to zero.

The procedure used to remove a radical

from the denominator from a fraction.

Fraction that results when the numerator

and the denominator of a fraction are interchanged.

System formed by two number lines, one horizontal and one vertical, that intersect

at the zero point of each line.

Decimal that is formed when dividing the numerator of its fractional counterpart by the denominator results in a decimal part

wherein a block of digits repeats infinitely.

Method of writing a set by enclosing a list

of the elements in braces.

A graph of collected data as points

in a coordinate system.

Notation in which each number is expressed

as the product of two factors, one a number between 1 and 10 and the other a power of ten.

An equation of the form ax² + bx + c = 0,

where a, b, and c are constants

and a is not equal to zero;

also called a quadratic equation.

The price for which a business sells a product

to a customer.

A method of designating a set that makes use

of a variable and a certain property

that only elements of that set posess.

Similar objects have the have the same shape

but not necessarily the same size.

A rational expression is in simplest form

when the numerator and denominator

have no common factors.

The measure of the slant of a line.

The symbol for slope is m.

The slope-intercept form of an equation

of a straight line is y=mx+b.

An ordered pair that is a solution

of each equation of the system.

A set of numbers, each element of which,

when substitued for the variable,

results in a true inequality.

A square root of a positive number x

is a number a for a²=x.

A quadratic equation is in standard form

when the polynomial is in descending order

and equal to zero.

ax²+bx+c=0 is in standard form.

An algebraic method of finding an exact solution

of a system of equations.

A line intersecting two other lines

at two different points

The motion of a moving object

whose speed and direction do not change.

The set that contains all the elements of A

and all the elements of B.

In a variable term, the variable or variables

and their exponents.

A term composed of a numerical coefficient

and a variable part.

Two angles that are on opposite

of the intersection of two lines.

A rectangular coordinate system in which

the horizontal axis is labeled x

and the vertical axis is labeled y.