Study sets matching "algebra chapter 2"

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Study sets matching "algebra chapter 2"

20 terms
Algebra Chapter 2 Review
Additive Identity
Additive Inverse (Prop of Opposites)
Associative Prop. (+ or x)
Closure Property
Add 0 to get same number ~ a + 0 = 0
# plus its opposite = 0 ~ a + -a = 0
when + or * 3 or more numbers can change the groupings... a + (b…
add or multiply 2 real #s you get only 1 answer & it is a... rea…
Additive Identity
Add 0 to get same number ~ a + 0 = 0
Additive Inverse (Prop of Opposites)
# plus its opposite = 0 ~ a + -a = 0
Algebra Chapter 2 Vocab
Consecutive Integers
Dimensional Analysis
Equivalent Equations
Extremes
Integers in counting order, such as 4, 5, 6
the process of carrying units throughout a computation
equations that have the same solution
in a proportion, the numerator of the first fraction and the…
Consecutive Integers
Integers in counting order, such as 4, 5, 6
Dimensional Analysis
the process of carrying units throughout a computation
Algebra Vocabulary Chapter 2
Relation
Domain
Range
Function
A set of ordered pairs
The set of input values of a function.
Distance between highest and lowest scores in a set of data.
A relation where each input has exactly one output
Relation
A set of ordered pairs
Domain
The set of input values of a function.
15 terms
Chapter 2 algebra
Solution
inverse opperations
solve
vertical angles
Answer that makes the equation true
opperations that undo each other
isolate the variable
2 angles formed by intersecting lines, they are congruent
Solution
Answer that makes the equation true
inverse opperations
opperations that undo each other
12 terms
Chapter 2 algebra vocabulary
Solution
Inverse operations
Solve
Vertical angles
Answer that makes the equation true
Operations that "undo" each other
Isolate the variable
2 angles formed by intersecting lines; across from each other…
Solution
Answer that makes the equation true
Inverse operations
Operations that "undo" each other
12 terms
Algebra - Chapter 2 Vocab.
Solution
Inverse Operations
Solve
Vertical Anlges
Answer that makes the equation true
Operations that "undo" each other
Isolate the variable
2 angles formed by intersecting lines; across from each other…
Solution
Answer that makes the equation true
Inverse Operations
Operations that "undo" each other
Algebra chapter 2 vocab
Relation
Domain
Range
Function
A set of ordered pairs.
The domain of a relation is the set of all inputs, or x-coord…
The range of a relation is the set of all outputs or y-coordi…
A relation in which each element of the domain corresponds wi…
Relation
A set of ordered pairs.
Domain
The domain of a relation is the set of all inputs, or x-coord…
15 terms
Algebra chapter 2
Set builder notation
Equation
Intersection
Empty set
Expresses the solutiom set of an inequality
A mathematical sentence stating that 2 mathematical expressio…
The graph of a compound inequality containing "and"
When an equation has no solution
Set builder notation
Expresses the solutiom set of an inequality
Equation
A mathematical sentence stating that 2 mathematical expressio…
Algebra Chapter 2 Vocabulary
Inequality
Graph of an inequality
Equivalent inequality
Solution set
A mathematical sentence that compares expressions.
Shows the solution set of the inequality on a number line.
Inequalities that have the same solution.
The set of all solutions of an inequality
Inequality
A mathematical sentence that compares expressions.
Graph of an inequality
Shows the solution set of the inequality on a number line.
Algebra 1 terms chapter 2-3
Integers
Variable
Order of operations
Parachute expert my dear Aunt Sally
The positive and negative whole numbers and zero
A symbol for a number we don't know yet.
a collection of rules that define which procedures to perform…
Parentheses, exponents multiplication, division, addition, an…
Integers
The positive and negative whole numbers and zero
Variable
A symbol for a number we don't know yet.
18 terms
Chapter 2 vocab algebra
consecutive integers
formula
number theory
identities
two or more integers in counting order, such as 4,5, and 6
a rule that states the relationship between two or more quant…
the study of numbers and the relationships between them
equations that are true for all values of the variable
consecutive integers
two or more integers in counting order, such as 4,5, and 6
formula
a rule that states the relationship between two or more quant…
22 terms
Algebra Vocab Chapter 2
proportion
cross products
cross products property
equivalent equations
an equation that states that two ratios are equal
products that are diagonal from each other in a proportion
the property that allows you to cross-multiply
equations with same solutions
proportion
an equation that states that two ratios are equal
cross products
products that are diagonal from each other in a proportion
24 terms
Algebra Chapter 2 Vocab
Equivalent Equations
Isolate
Inverse Operation
Literal Equation
Equations with the same solutions.
Get variable with coefficient of 1 .
An operation the undo another
An equation with two or more variables
Equivalent Equations
Equations with the same solutions.
Isolate
Get variable with coefficient of 1 .
28 terms
Algebra ~ Chapter 2
Real Numbers
Real Number Line
Origin
Negative Numbers
Numbers that can be pictured as points on a horizontal line.
A horizontal line that displays real numbers.
The point labeled as zero.
The points to the left of zero.
Real Numbers
Numbers that can be pictured as points on a horizontal line.
Real Number Line
A horizontal line that displays real numbers.
Chapter 2 Algebra Vocab
quadratic function
parabola
vertex
vertex form
a function that can be written in the form f(x)=ax2+bx+c, whe…
the shape of the graph of a quadratic function. also, the set…
the highest or lowest point on the parabola
a quadratic function written in the form f(x)=a(x-h)2+k, wher…
quadratic function
a function that can be written in the form f(x)=ax2+bx+c, whe…
parabola
the shape of the graph of a quadratic function. also, the set…
chapter 2 algebra vocab
conversion factor
markup
percent change
proportion
a ratio of 2 equivalent measures in different units
an amount of $ added to the original price
the ratio of the amount of change to the original amount expr…
an equation that states that 2 rations are =
conversion factor
a ratio of 2 equivalent measures in different units
markup
an amount of $ added to the original price
15 terms
Algebra vocab chapter 2
Solution
Inverse operations
Solve
Vertical angles
Answer that makes an equation true
Operations that "undo" each other
Isolate the variable
2 angles formed by intersecting lines; across from each other…
Solution
Answer that makes an equation true
Inverse operations
Operations that "undo" each other
27 terms
Chapter 2 Algebra Vocab
Additional Property of Equality
Conversion Factor
Cross Product
Cross Product Property
Adding the same number to each side of an equation produces a…
A ratio of 2 equivalent measures in different units
Multiplying across the proportion
The cross products of a proportion are equal
Additional Property of Equality
Adding the same number to each side of an equation produces a…
Conversion Factor
A ratio of 2 equivalent measures in different units
15 terms
algebra chapter 2
variable
terms
constant
coefficiemt
a letter that represents a number
part of an expression separated by a + or - sing
numbers, or quantities, that do not change
a number that multiplies a variable
variable
a letter that represents a number
terms
part of an expression separated by a + or - sing
Algebra chapter 2 vocab
Discrete
Continuous
Vertical line test
Independent variable
Points that are not connected
Points that are connected with a line or curve
Test to see if the relation is a function
X value / domain
Discrete
Points that are not connected
Continuous
Points that are connected with a line or curve
41 terms
Chapter 2 Algebra vocabulary
relation
domain
range
function
set of ordered pairs
x values of a relation, independent
y values of a relation, dependent
a relation in which every element of the domain corresponds w…
relation
set of ordered pairs
domain
x values of a relation, independent
algebra chapter 2
real numbers
real number line
origin
negative numbers
the set of numbers consisting of the positive numbers, negati…
a line that pictures real numbers as pints
the point labeled zero of a number line
any of the numbers less than zero
real numbers
the set of numbers consisting of the positive numbers, negati…
real number line
a line that pictures real numbers as pints
8 terms
Algebra-Chapter 2
formula
percent of change
percent of decrease
percent of increase
an equation that states a rule for the relationship between c…
when an increase or decrease is expressed as a percent
the ratio of an amount of decrease to the previous amount
the ratio of an amount of increase to the previous amount
formula
an equation that states a rule for the relationship between c…
percent of change
when an increase or decrease is expressed as a percent
18 terms
Algebra chapter 2 vocab
Relation
Domain
Range
Function
Mapping or pairing, of input values with output values
Set of input values
Set of output values
Relation for which each input has exactly one output
Relation
Mapping or pairing, of input values with output values
Domain
Set of input values
algebra chapter 2 vocab
equation
solution of an equation
identity
formula
mathematical statement that two expressions are equivalent
a value of the variable that makes the equation true
equation that is true for all values of the variables
literal equation that states a rule for a relationship among…
equation
mathematical statement that two expressions are equivalent
solution of an equation
a value of the variable that makes the equation true
24 terms
Chapter 2 algebra
Relation
Domain
Range
Function
Set of pairs of input and output values
Set of all input values (X coordinate)
Set of all output values (y-coordinates)
A relation in which each element of the domain corresponds wi…
Relation
Set of pairs of input and output values
Domain
Set of all input values (X coordinate)
10 terms
Algebra - Chapter 2
direct variation formula
positive correlation
negative correlation
no correlation
y = ax
increasing (positive slope)
decreasing (negative slope)
??? (makes zero ****ing sense)
direct variation formula
y = ax
positive correlation
increasing (positive slope)
33 terms
Chapter 2.1 and 2.1 Algebra
no
variable
constant
algebraic expression
Is pi a variable?
symbol (including lower case or upper case letters) used to r…
fixed number
math expression containing numbers, variables and operation s…
no
Is pi a variable?
variable
symbol (including lower case or upper case letters) used to r…
Algebra Chapter 2
Quadratic
Quadratic
Absolute Value
Absolute Value
Parabola
f(x) = x2
V shaped
f(x) = lxl
Quadratic
Parabola
Quadratic
f(x) = x2
Algebra 2, Chapter 2
(x, y)
what we use to plot points, lines, par…
a coordinate plane is made up of 4 of…
a set of ordered pairs
ordered pair
Cartesian coordinate plane
quadrants
relation
(x, y)
ordered pair
what we use to plot points, lines, par…
Cartesian coordinate plane
17 terms
Chapter 2 Algebra
Equation
Solution
Solving Equations
Property of Equality of Addition
Mathematical statement that 2 expressions are equal
Value of a variable that makes the equation true
Isolate the variable, using property of equality
If a=b then a+c=b+c
Equation
Mathematical statement that 2 expressions are equal
Solution
Value of a variable that makes the equation true
16 terms
Chapter 2 Linear Algebra
Diagonal Matrix
Matrix Addition
Addition Properties
When multiplying a matrix by a constant,
square nxn matrix with nonzero diagonal entries and zeros in…
add corresponding entries, matrices must be same size
a) A+B = B+A... b) (A+B)+C = A+(B+C)... c) A+0 = A... d) r(A+B) = rA+r…
all entries are multiplied by the constant
Diagonal Matrix
square nxn matrix with nonzero diagonal entries and zeros in…
Matrix Addition
add corresponding entries, matrices must be same size
19 terms
Algebra Chapter 2
Equivalent Equation
Addition Property of Equality
Subtraction Property of Equality
Multiplication Property of Equality
Equations that have the solution
If a = b, then a +c = b + c
If a = b, then a - c = b - c
If a = b, then ac = bc
Equivalent Equation
Equations that have the solution
Addition Property of Equality
If a = b, then a +c = b + c
13 terms
Algebra Chapter 2 Vocab
negative number
opposites
positive number
quadrant
a number less than zero
two numbers with the same absolute value but different signs
any number greater than zero
one of the 4 regions into
negative number
a number less than zero
opposites
two numbers with the same absolute value but different signs
Algebra Chapter 2 Vocab
Absolute Value
Unlike Signs
Like Signs
Ordering Symbols
A numbers distance from zero
Subtract and keep the sign of the bigger number
Add + keep sign
= < >
Absolute Value
A numbers distance from zero
Unlike Signs
Subtract and keep the sign of the bigger number
Chapter 2 Algebra Vocabulary
Compound inequality
Inequality
Intersection
Solution of the inequality
Two inequalities that are combined into one statement by the…
A statement that compares two expressions by using one of the…
The overlapping region
Any value of the variable that makes the inequality true.
Compound inequality
Two inequalities that are combined into one statement by the…
Inequality
A statement that compares two expressions by using one of the…
7 terms
Algebra - Chapter 2
consecutive integers
equivalent equations
identity
inverse operations
integers that differ by one (for example: 4, 5, 6, 7, 8, etc.)
equations that have the same solution
an equation that is true for every value
operations that undo one another
consecutive integers
integers that differ by one (for example: 4, 5, 6, 7, 8, etc.)
equivalent equations
equations that have the same solution
chapter 2 algebra
slope intercept form
standard form
point slope form
equation to get slope
y=mx+b
Ax+By=C
y-y1=m(X-x1)
m=y2-y1/x2-x1
slope intercept form
y=mx+b
standard form
Ax+By=C
Algebra Vocab Chapter 2
Variable
Constant
Term
Coefficient
A letter used to represent a number... Ex : x = 3
A number that is fixed .... Ex : 2 , 4 , 1/2
a number, a variable, or the product of a number and one or m…
A number multiplied by a variable , but not the variable itself
Variable
A letter used to represent a number... Ex : x = 3
Constant
A number that is fixed .... Ex : 2 , 4 , 1/2
16 terms
Algebra chapter 2 vocab
The property which says that grouping…
The property which states that it does…
Integers in counting order
a(x+y)=ax+ay
The distance a number is from zero on the number line (always…
A function whose equation contains absolute value Symbols-it'…
If a<b then a+c<b+c
The number zero-property states that adding zero does not cha…
The property which says that grouping…
The distance a number is from zero on the number line (always…
The property which states that it does…
A function whose equation contains absolute value Symbols-it'…
15 terms
Chapter 2 Algebra Vocab
Whole Number
Integer
Rational Number
Opposites
the numbers 0,1,2,3...
the numbers -3,-2,-1,0,1,2,3... consisting of negative and po…
a number that can be written as a/b, where a and b are intege…
two numbers that are the same distance from 0 on a number lin…
Whole Number
the numbers 0,1,2,3...
Integer
the numbers -3,-2,-1,0,1,2,3... consisting of negative and po…
Algebra definitions chapter 2
Mathematical expressions
numerical expression
algebraic expression
variable
A numerical or algebraic expression containing mathematical s…
contains numerals and indicates at least one mathematics oper…
contains one or more variables and mathematics operations. It…
a symbol usually a letter used to represent a number
Mathematical expressions
A numerical or algebraic expression containing mathematical s…
numerical expression
contains numerals and indicates at least one mathematics oper…
algebra chapter 2
constant
like terms
terms
coefficent
the term that has a number but no variable part
terms that have the same variable parts
the parts of an expression that are added together
the numbers part of a term with a variable part
constant
the term that has a number but no variable part
like terms
terms that have the same variable parts
algebra vocab chapter 2
one-to-one function
onto function
discrete relation
continous relation
each element of the domain pairs to exactly one unique elemen…
each element of the range corresponds to an element in the do…
a relation in which the domain is a set of individual points
the domain of a relation has an infinite number of elements a…
one-to-one function
each element of the domain pairs to exactly one unique elemen…
onto function
each element of the range corresponds to an element in the do…
12 terms
Algebra chapter 2
Quadratic
Absolute
Linear
Identity
U-shape x2
V-shape |x|
Diagonal line y=x
Diagonal through 0
Quadratic
U-shape x2
Absolute
V-shape |x|
21 terms
Algebra Chapter 2 Vocabulary
consecutive Integers
dimensional analysis
equivalent equations
extremes
Integers in counting order, such as 4, 5, 6 or n, n+1, and n+2.
The process of carrying units throughout a computation.
Equations that have the same solution.
The first and last terms of the proportion.
consecutive Integers
Integers in counting order, such as 4, 5, 6 or n, n+1, and n+2.
dimensional analysis
The process of carrying units throughout a computation.
Algebra Chapter 2
Area
Terms
Distributive Property
polynomial
fill a region on a flat surface
A number, variable, or the product of number
use this to write a product of numbers
the sum or difference
Area
fill a region on a flat surface
Terms
A number, variable, or the product of number
21 terms
Algebra Chapter 2
Formula
Equivelant Equations
Subtraction Property of Equality
Multiplication Property of Equality
A rule for the relationship between certain quantities
Have the same solution
If a = b, then a - c = b - c
If a = b, then ac = bc
Formula
A rule for the relationship between certain quantities
Equivelant Equations
Have the same solution
Algebra Vocab - Chapter 2
Whole Numbers
Integers
Positive Integers
Negative Integers
0, 1, 2, 3...
...-3, -2, -1, 0, 1, 2, 3...
Integers greater than zero
Integers less than zero
Whole Numbers
0, 1, 2, 3...
Integers
...-3, -2, -1, 0, 1, 2, 3...
36 terms
Algebra Chapter 2 Vocab
real numbers
real number line
negative numbers
positive number
positive numbers, negative numbers, and zero
real numbers as points on a number line
number less than zero
numbers greater than zero
real numbers
positive numbers, negative numbers, and zero
real number line
real numbers as points on a number line
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