Study sets matching "algebra 2 chapter 9"

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Study sets matching "algebra 2 chapter 9"

11 terms
Algebra 2 ~ Chapter 9
arithmetic sequence
arithmetic series
common difference
common ratio
a sequence where the difference between consecutive terms is…
a series whose terms form an arithmetic sequence. [p. 587]... f…
the difference between consecutive terms within an arithmetic…
the ratio between two consecutive terms in a geometric series…
arithmetic sequence
a sequence where the difference between consecutive terms is…
arithmetic series
a series whose terms form an arithmetic sequence. [p. 587]... f…
24 terms
Algebra 2 Chapter 9 Vocabulary
center of a circle
center of an ellipse
circle
conjugate axis
...
...
...
...
center of a circle
...
center of an ellipse
...
25 terms
Big Ideas Algebra 2 Chapter 9
Secant
Sine
Tangent
cosecant
A trignometric function for an acute angle 𝛳 of a right angle…
A trignometric function for an acute angle 𝛳 of a right angle…
A trigonometric function for an acute angle 𝛳 of a right tria…
A trigonometric function for an acute angle θ of a right tria…
Secant
A trignometric function for an acute angle 𝛳 of a right angle…
Sine
A trignometric function for an acute angle 𝛳 of a right angle…
Algebra 2 Chapter 9 Vocab.
Asymptote
Complex Fraction
Continuity
Point of Discontinuity
A line that a graph approaches but never crosses.
A rational expression whose numerator and/or denominator cont…
A graph of a function that can be traced with a pencil but ne…
If the original function is undefined for x = a but the relat…
Asymptote
A line that a graph approaches but never crosses.
Complex Fraction
A rational expression whose numerator and/or denominator cont…
6 terms
Algebra 2 Ch 9
Sine graph
Cosine Graph
Tangent Graph
Cotangent
Sine graph
Cosine Graph
Algebra 2 Chapter 9 vocab
arithmetic sequence
arithmetic series
common difference
common ratio
a sequence where the difference between consecutive terms is…
a series whose terms form an arithmetic sequence. [p. 587]... f…
the difference between consecutive terms within an arithmetic…
the ratio between two consecutive terms in a geometric series…
arithmetic sequence
a sequence where the difference between consecutive terms is…
arithmetic series
a series whose terms form an arithmetic sequence. [p. 587]... f…
19 terms
Algebra 2 Chapter 9
Question Order Bias
Preface Bias
Two Questions in One Bias
Biased Wording Bias
First question persuades the result of second question
A statement persuades the answer of following question
Ask two questions in one
Using unpleasant or pleasing language to sway a decision
Question Order Bias
First question persuades the result of second question
Preface Bias
A statement persuades the answer of following question
7 terms
Algebra 2 Chapter 9 Formulas
Recursive Arithmetic
Recursive Geometric
Explicit Arithmetic
Explicit Geometric
Recursive Arithmetic
Recursive Geometric
Algebra 2 ~ Chapter 9
arithmetic sequence
arithmetic series
common difference
common ratio
a sequence where the difference between consecutive terms is…
a series whose terms form an arithmetic sequence. [p. 587]... f…
the difference between consecutive terms within an arithmetic…
the ratio between two consecutive terms in a geometric series…
arithmetic sequence
a sequence where the difference between consecutive terms is…
arithmetic series
a series whose terms form an arithmetic sequence. [p. 587]... f…
8 terms
Honors Algebra 2- Chapter 9
Sine of an angle
Cosine of an angle
Tangent of an angle
Cosecant of an angle
the ratio the length of the side opposite to the length of th…
the ratio of the length of the side adjacent to the length of…
the ratio of the length of the side opposite to the length of…
the ratio of the length of the hypotenuse to the length of th…
Sine of an angle
the ratio the length of the side opposite to the length of th…
Cosine of an angle
the ratio of the length of the side adjacent to the length of…
11 terms
Algebra 2 chapter 9 Formulas
Arithmetic recursive
Arithmetic explicit
Geometric recursive
Geometric explicit
an= (an-1) + d
an= a1 + (n-1)d
an= (an-1) • r
an= a1 • r^n-1
Arithmetic recursive
an= (an-1) + d
Arithmetic explicit
an= a1 + (n-1)d
12 terms
Algebra 2: Chapter 9 Equations
Distance Formula
Midpoint Formula
Parabola Equation - Vertical
Parabola Equation - Horizontal
Distance Formula
Midpoint Formula
Algebra 2 chapter 9 Formulas
Arithmetic recursive
Arithmetic explicit
Geometric recursive
Geometric explicit
an= (an-1) + d
an= a1 + (n-1)d
an= (an-1) • r
an= a1 • r^n-1
Arithmetic recursive
an= (an-1) + d
Arithmetic explicit
an= a1 + (n-1)d
8 terms
Algebra 1 - Chapter 9
axis of symmetry
maximum point
minimum point
parabola
a line that divides a plane figure or a graph into two congru…
the vertex of a parabola that opens downwards.
the vertex of a parabola that opens upwards.
the graph of a quadratic function that forms a U-shaped curve.
axis of symmetry
a line that divides a plane figure or a graph into two congru…
maximum point
the vertex of a parabola that opens downwards.
26 terms
Algebra 2 - Chapter 9
y-k=1/4p(x-h)^2
x-h=1/4p(y-k)^2
(x1+x2/2 , y1+y2/2)
d= root(x2-x1)^2 + (y2-y1)^2
Up/Down Parabola
Left/Right Parabola
Midpoint Formula
Distance Formula
y-k=1/4p(x-h)^2
Up/Down Parabola
x-h=1/4p(y-k)^2
Left/Right Parabola
Chapter 9 - Algebra
Quadratic Equation
Axis of Symmetry
Discriminant
Maximum
an equation that can be written in the standard form ax^2+bx+…
the line that divides the parabola into two matching halves
determines the number of solutions of the equations
the y-coordinate of the vertex of a parabola that opens downw…
Quadratic Equation
an equation that can be written in the standard form ax^2+bx+…
Axis of Symmetry
the line that divides the parabola into two matching halves
Algebra 2 Chapter 9 Terms
Inverse Variation
Constant of Variation
Joint Variation
Rational Function
An equation of the form y = k/x, where k is not equal to zero.
The number k in equations of the form y = kx.
y=kxz
A function whose rule is given by a fraction whose numerator…
Inverse Variation
An equation of the form y = k/x, where k is not equal to zero.
Constant of Variation
The number k in equations of the form y = kx.
16 terms
Algebra 2 Vocabulary Chapter 9
arithmetic mean
arithmetic sequence
arithmetic series
common difference
sum divided by two. ... Ex: (12 + 15) ÷ 2 = 13.5
a sequence with a constant difference between consecutive ter…
a series whose terms form an arithmetic sequence... Ex: 1 + 5 +…
the difference between consecutive terms of an arithmetic seq…
arithmetic mean
sum divided by two. ... Ex: (12 + 15) ÷ 2 = 13.5
arithmetic sequence
a sequence with a constant difference between consecutive ter…
27 terms
Kanter - Algebra 2 Chapter 9
sine
cosine
tangent
cosecant
opposite/hypotenuse
adjacent/hypotenuse
opposite/adjacent
hypotenuse/opposite
sine
opposite/hypotenuse
cosine
adjacent/hypotenuse
12 terms
Algebra 2 Chapter 9 Vocabulary
Combined Variation
Complex Fraction
Constant of Variation
Direct Variation
a variation that combines both direct and inverse variation
a rational expression whose numerator and/or denominator cont…
the constant used in variation problems. It is called a const…
a variation problem in the form of y=kx
Combined Variation
a variation that combines both direct and inverse variation
Complex Fraction
a rational expression whose numerator and/or denominator cont…
12 terms
Algebra 2 Vocabulary Chapter 9
Combined Variation
Complex Fraction
Constant of Variation
Direct Variation
A variation that combines both direct and inverse variation.
A rational expression whose numerator and/or denominator cont…
The constant used in variation problems. It is called a const…
A variation problem in the form of y = kx.
Combined Variation
A variation that combines both direct and inverse variation.
Complex Fraction
A rational expression whose numerator and/or denominator cont…
9 terms
Algebra 2- chapter 9
X² + Y² = r²
x = a(y-k)² + h
x² / a² + y² / b² = 1
? = √[ (x2 - x1)² + (y2 - y1)² ]
Standard form of a CIRCLE centered at the origin
Standard form of a PARABOLA with horizontal axis of symmetry
Standard form of an ELLIPSE centered at the origin
Distance formula
X² + Y² = r²
Standard form of a CIRCLE centered at the origin
x = a(y-k)² + h
Standard form of a PARABOLA with horizontal axis of symmetry
21 terms
Chapter 9 Equations (Algebra 2)
Standard Form of a Circle
Parabola Horizontal axis
Parabola Vertical axis
Ellipse Horizontal axis
Standard Form of a Circle
Parabola Horizontal axis
Algebra 2 Chapter 9
Combined Variation
Complex Fraction
Constant of Variation
Direct Variation
a variation that combines both direct and inverse variation
a rational expression whose numerator and/or denominator cont…
the constant used in variation problems. It is called a const…
a variation problem in the form y=kx
Combined Variation
a variation that combines both direct and inverse variation
Complex Fraction
a rational expression whose numerator and/or denominator cont…
18 terms
chapter 9 algebra 2
bias
experiment
mean
Observational study
a systematic inaccuracy in data to that favors a certain outc…
A process that applies a treatment (change) to a group of sub…
The arithmetic mean, or average, of several numbers is one wa…
data is collected by observing an existing situation without…
bias
a systematic inaccuracy in data to that favors a certain outc…
experiment
A process that applies a treatment (change) to a group of sub…
Algebra 2 chapter 9
Distance Formula
Midpoint Formula
Circle Equation
Horizontal Ellipse Equation
D= \|(x2-x1)2 + (y2-y1)2
x1+x2 y1+y2... ------ -------... 2 2
(x-h)2 + (y-k)2 =r2
(x-h)2 (y-k)2 ... ------- + -------... a2 b2
Distance Formula
D= \|(x2-x1)2 + (y2-y1)2
Midpoint Formula
x1+x2 y1+y2... ------ -------... 2 2
Algebra 2 Chapter 9
Constant
Direct Variation
Identity
Absolute Value
horizontal line that crosses y axis at a, y=a
line passes through the origin, neither horizontal nor vertic…
line passes through point (a,a), 'a' is any real number, y=ax
V-shaped graph, | |
Constant
horizontal line that crosses y axis at a, y=a
Direct Variation
line passes through the origin, neither horizontal nor vertic…
Chapter 9 Algebra 2
Arithmetic explicit
Arithmetic recursive
Geometric explicit
Geometric recursive
an=a1+d(n-1)
a1=a... an=a(n-1)+d
an=a1*r^(n-1)
a1=a... an=r*a(n-1)
Arithmetic explicit
an=a1+d(n-1)
Arithmetic recursive
a1=a... an=a(n-1)+d
6 terms
Algebra 2 Chapter 9
sin
cos
tan
csc
opposite over hypotenuse
adjacent over hypotenuse
opposite over adjacent
hypotenuse over opposite
sin
opposite over hypotenuse
cos
adjacent over hypotenuse
8 terms
Algebra 2 chapter 9
Recursive arithmetic sequence
Explicit arithmetic sequence
Arithmetic series sum of finite series
Recursive geometric sequence
A_n=A_n-1 +D
A_n=A_1 +(n-1) D
S_n= n/2 (a_1 + a_n)
A_n= A_n-1 •r
Recursive arithmetic sequence
A_n=A_n-1 +D
Explicit arithmetic sequence
A_n=A_1 +(n-1) D
Algebra 2 - Chapter 9
Arithmetic sequence
Arithmetic mean
Arithmetic series
Geometric sequence
a(n)=a(1)+(n-1)d
(x+y)/2
Sn=n/2(a1+an)
a(n)=a(1) x r^(n-1)
Arithmetic sequence
a(n)=a(1)+(n-1)d
Arithmetic mean
(x+y)/2
12 terms
Algebra 2- Chapter 9
Remainder Theorem
Factor theorem
Rational Zeros Theorem
Upper Bound
When polynomial P(x) is divided by x-a, then the remainder is…
If P(x) is polynomial and P(a)= 0. then x-a is a factor of P(x)
If F is a polynomial with integral coefficients, and if p/q i…
Greater than the rest of the zeros
Remainder Theorem
When polynomial P(x) is divided by x-a, then the remainder is…
Factor theorem
If P(x) is polynomial and P(a)= 0. then x-a is a factor of P(x)
Algebra 2: Chapter 9 vocab
sine
cosine
tangent
initial side of an angle
O/H
A/H
O/A
the starting point of the ray
sine
O/H
cosine
A/H
Chapter 9 Algebra 2 Formulas
Midpoint formula
Distance Formula
vertex form when y=
Vertex form when x=
x=a(y-k)^2+h
Midpoint formula
Distance Formula
24 terms
Algebra 2 chapter 9
Only the individuals who are convenien…
Can Convenience Sampling be biased
Truly random selection so that every m…
Can SRS be biased
Convenience sampling
Yes, overall pop. is not represented
Simple Random Sample
No, everyone has an equal chance of being picked
Only the individuals who are convenien…
Convenience sampling
Can Convenience Sampling be biased
Yes, overall pop. is not represented
11 terms
Algebra 1 ~ Chapter 9
axis of symmetry
completing the square
discriminant
maximum
a line that divides a figure or line in half so that each hal…
a process used to form a perfect square trinomial. [p. 576]
the expression within the radical sign of the quadratic formu…
the greatest possible amount. [p. 547]
axis of symmetry
a line that divides a figure or line in half so that each hal…
completing the square
a process used to form a perfect square trinomial. [p. 576]
26 terms
Algebra II - Chapter 9 Vocabulary
sine
cosine
tangent
cosecant
sin θ;... ratio of the length of the opposite leg to hypotenuse;…
cos θ;... ratio of the length of the adjacent leg to hypotenuse;…
tan θ;... ratio of the length of the opposite leg to adjacent le…
reciprocal to sine;... ratio of the length of the hypotenuse to…
sine
sin θ;... ratio of the length of the opposite leg to hypotenuse;…
cosine
cos θ;... ratio of the length of the adjacent leg to hypotenuse;…
Algebra 2, Chapter 9 Formulas
Explicit Arithmetic
Finite Arithmetic Sum
Explicit Geometric
Finite Geometric Sum
Explicit Arithmetic
Finite Arithmetic Sum
Algebra 2 Chapter 9
Y=a/x-h +k
Y=ax+b/cx+d
M<N
M=N
(Hyperbola)X=h Y=k
Y=a/c
Y=0
Y=lc p(x)/lc q(x)
Y=a/x-h +k
(Hyperbola)X=h Y=k
Y=ax+b/cx+d
Y=a/c
12 terms
Algebra 1, Chapter 9
Monomial
Degree of monomial
Polynomial
Degree of polynomial
number, variable, or the product of a number and one or more…
sum of the exponents of the variables in the monomial
sum or difference of monomials
greatest degree of its terms
Monomial
number, variable, or the product of a number and one or more…
Degree of monomial
sum of the exponents of the variables in the monomial
Algebra 2 chapter 9.2
Parabola
Axis of symmetry
Vertex
Latus rectum
The curve formed by all points (x,y) that are equidistant fro…
The line perpendicular to the directrix and passing through t…
The point on this axis which is exactly midway between the fo…
4 times as long as the focal distance (4p)
Parabola
The curve formed by all points (x,y) that are equidistant fro…
Axis of symmetry
The line perpendicular to the directrix and passing through t…
Algebra Chapter 9 Vocabulary
Geometric sequence
Common ratio
Exponential function
Exponential growth
A sequence, in which the ratio of successive terms is a const…
The relationship between the terms in a geometric sequence. I…
a function of the form f(x) = ab^x, where a and b are real nu…
An exponential function of the form f(x) = ab^x in which b>1.…
Geometric sequence
A sequence, in which the ratio of successive terms is a const…
Common ratio
The relationship between the terms in a geometric sequence. I…
16 terms
ALGEBRA: CHAPTER 9 - QUADRATIC FUNCTIONS AND EQUATIONS
Quadratic function
Standard form of a quadratic function
Quadratic parent function
Parabola
A function of the form y = ax2 + bx + c, where a is not equal…
The standard form of a quadratic function is f(x) = ax2 + bx…
The simplest quadratic function f(x) = x2 or y = x2.
The graph of a quadratic function.
Quadratic function
A function of the form y = ax2 + bx + c, where a is not equal…
Standard form of a quadratic function
The standard form of a quadratic function is f(x) = ax2 + bx…
12 terms
algebra 2 vocab chapter 9
combined variation
complex fraction
constant of variation
direct variation
a variation that combines both direct and inverse variation
a rational expression whose numerator and/or denominator cont…
the constant used in variation problems. it is called a const…
a variation problem in the form y=kx
combined variation
a variation that combines both direct and inverse variation
complex fraction
a rational expression whose numerator and/or denominator cont…
12 terms
Algebra 2 Vocabulary Chapter 9
Combined Variation
Complex Fraction
Constant of Variation
Direct Variation
A variation that combines both direct and inverse variation
a rational expression whose numerator and/or denominator cont…
the constant used in variation problems. It is called a const…
a variation problem in the form of y = kx
Combined Variation
A variation that combines both direct and inverse variation
Complex Fraction
a rational expression whose numerator and/or denominator cont…
Algebra 2 chapter 9 voc
Arithmetic sequence
Arithmetic series
Common Difference
Common Ration
Sequence with a constant difference between consecutive terms.
A series whose terms form an arithmetic sequence
Difference between consecutive terms of an arithmetic sequence.
The ratio of consecutive terms of a geometric sequence.
Arithmetic sequence
Sequence with a constant difference between consecutive terms.
Arithmetic series
A series whose terms form an arithmetic sequence
Algebra 2 Chapter 9 Vocab
IQR
How to find outliers
Bias
Census
Helps determines outliers
Find Q1 and Q3. Find IQR (Subtract Q3 from Q1). IQR x 1.5. Ad…
A systematic inaccuracy in data due to a process that favors…
The process of measuring every member of the population.
IQR
Helps determines outliers
How to find outliers
Find Q1 and Q3. Find IQR (Subtract Q3 from Q1). IQR x 1.5. Ad…
12 terms
Algebra 2 Chapter 9 Vocabulary
Asymptote
Complex fraction
Constant of variation
Continuity
A line that a graph approaches but never crosses
Rational expression whose numerator and/or denominator contai…
Constant k used with direct or inverse variation
Graph of a function that can be traced with a pencil that nev…
Asymptote
A line that a graph approaches but never crosses
Complex fraction
Rational expression whose numerator and/or denominator contai…
17 terms
Chapter 9 Vocab, algebra 2
Combined Variation
Complex Fraction
Constant of Variation
Direct Variation
occurs when one quantity varies directly and/or inversely as…
a rational expression with a numerator and / or denominator t…
in y = kx , the K is the what
the equation y=kx
Combined Variation
occurs when one quantity varies directly and/or inversely as…
Complex Fraction
a rational expression with a numerator and / or denominator t…
20 terms
Chapter 9 vocab Algebra 2
Arithmetic sequence
Arithmetic series
Converge
Diverge
A sequence whose successive terms differ by the same nonzero…
The indicated sum of the terms of an arithmetic sequence
An infinite sequence or series converges when the common rati…
An infinite sequence or series diverges when the common ratio…
Arithmetic sequence
A sequence whose successive terms differ by the same nonzero…
Arithmetic series
The indicated sum of the terms of an arithmetic sequence
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