Algebra 1 Vocabulary

Algebra 1 Vocabulary

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Section 1

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dependent variable

Front

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Cards (60)

Section 1

(50 cards)

dependent variable

Front

the outcome factor; the variable that may change in response to manipulations of the independent variable

Back

opposites

Front

two numbers that are the same distance from zero on a number line, but are in opposite directions. (-2 and 2)

Back

base

Front

the number or expression that is used as a factor in a repeated multiplication

Back

rate

Front

A ratio that compares two quantities measured in different units

Back

integers

Front

Whole numbers and their opposites

Back

variable

Front

a symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity

Back

isoceles triangle

Front

a triangle that has at least 2 congruent sides

Back

exponent

Front

a mathematical notation indicating the number of times a quantity is multiplied by itself

Back

independent variable

Front

The experimental factor that is manipulated; the variable whose effect is being studied.

Back

inverse operations

Front

operations that undo each other

Back

coefficient

Front

the numerical factor when a term has a variable.

Back

rate of change

Front

the relationship between two quantities that are changing, this is also slope

Back

range

Front

set of all of the possible y-values. OTPUTS

Back

real numbers

Front

the set of all numbers including rational and irrational numbers.

Back

arithmetic sequence

Front

adding a fixed number to each previous term

Back

solution of an inequality

Front

a number that produces a true statement when it is substituted for the variable in the inequality

Back

common difference

Front

the fixed number added to each previous term

Back

sequence

Front

number pattern

Back

compound inequality

Front

Two or more inequalities joined together by "and" or "or"

Back

coordinate plane

Front

A plane formed by the intersection of a horizontal number line called the x-axis and a vertical number line called the y-axis

Back

solution

Front

a statement that solves a problem or explains how to solve the problem

Back

natural numbers

Front

The set of numbers 1, 2, 3, 4, ... Also called counting numbers.

Back

reciprocals

Front

Two numbers whose product is 1, such as 3/4 and 4/3

Back

expression

Front

a mathematical phrase that contains operations, numbers, and/or variables

Back

function

Front

a relation where each number in the domain is paired with exactly one number in the range.

Back

quadrants

Front

the four regions into which the x-axis and the y-axis that separate the coordinate plane.

Back

domain

Front

set of all of the possible x-values. INPUTS

Back

prime

Front

a number that has no factor but itself and 1

Back

term

Front

a number, a variable, or the product of a number and a variable

Back

equation

Front

a mathematical sentence with an equal sign

Back

composite numbers

Front

a whole number greater than 1 that has more than two factors

Back

scalene triangle

Front

a triangle with no two sides of equal length

Back

like terms

Front

terms with exactly the same variable factors in a variable expression

Back

evaluate

Front

substituting a given number for each variable

Back

whole number

Front

The set of numbers 0, 1, 2, 3, 4,....

Back

function notation

Front

to write a rule in function notation, you use the symbol f(x) in place of y

Back

simplify

Front

to write an expression in a simpler form

Back

consecutive integers

Front

integers that increase or decrease incrementally by 1

Back

constant

Front

a quantity that does not vary

Back

y intercept

Front

where the graph crosses the y axis

Back

proportion

Front

an equation that states that two ratios are equal

Back

relation

Front

A set of ordered pairs

Back

factors

Front

Numbers that are multiplied together to get a product

Back

inequality

Front

A statement that compares two quantities using <, >, ≤,≥, or ≠

Back

direct variation

Front

an equation of the form y=kx, where k does not equal 0

Back

subtraction

Front

adding the opposite

Back

constant of variation

Front

what the k is in the equation y = kx. Like the slope or rate of change

Back

linear equation

Front

an equation whose graph is a line

Back

equilateral triangle

Front

a triangle with three congruent sides

Back

ratio

Front

a comparison of two numbers by division

Back

Section 2

(10 cards)

perpendicular lines

Front

Two lines that intersect to form right angles

Back

standard form of a linear equation

Front

a linear equation of the form ax+by=c, where a,b,and c are real number constants and a and b do not equal 0.

Back

correlation coeficiant

Front

tells you how closely the equation models the data

Back

x intercept

Front

x coordinate of a point where a graph crosses the x axis/ y coordinate of this point is zero

Back

slope intercept form

Front

y=mx+b

Back

slope

Front

the steepness of a line; rise over run

Back

point slope form

Front

y-y₁=m(x-x₁)

Back

line of best fit

Front

trend line that shows the realationship between two sets of data

Back

translation

Front

a shift of a graph horizontally, vertically, or both

Back

parallel lines

Front

lines in the same plane that never intersect

Back