# Study sets matching "algebra 2 chapter 9"

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center of a circle

center of an ellipse

circle

conjugate axis

the point from which all points on a circle are equidistant

the point at which the major axis and minor axis of an ellipse…

the set of all points in a plane that are equidistant from a g…

the segment of length 2b units in a hyperbola

center of a circle

the point from which all points on a circle are equidistant

center of an ellipse

the point at which the major axis and minor axis of an ellipse…

sequence

term of a sequence

explicit formula

recursive formula

an ordered list of numbers.

each individual number in a pattern.

a formula that express the nth term of a sequence in terms of…

defines terms of a sequence by relating each term to the one b…

sequence

an ordered list of numbers.

term of a sequence

each individual number in a pattern.

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 conta…

the constant used in a variation problems. It is called a cons…

a variation problem in a 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 conta…

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 consta…

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…

Rational expression

Factors

Terms

Complex fraction

A ratio of two polynomial expressions, a variable in a fraction

Are multiplied together, cancel common factors, x-2

Do not cancel common terms, 3-9

A rational expression with a numerator and/or denominator that…

Rational expression

A ratio of two polynomial expressions, a variable in a fraction

Factors

Are multiplied together, cancel common factors, x-2

axis of symmetry

completing the square

discriminant

maximum

a line that divides a figure or line in half so that each half…

a process used to form a perfect square trinomial. [p. 576]

the expression within the radical sign of the quadratic formul…

the greatest possible amount. [p. 547]

axis of symmetry

a line that divides a figure or line in half so that each half…

completing the square

a process used to form a perfect square trinomial. [p. 576]

Constant

Direct Variation

Identity

Absolute Value

horizontal line that crosses y axis at a, y=a

line passes through the origin, neither horizontal nor vertica…

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 vertica…

axis of symmetry

completing the square

discriminant

maximum

the line that divided a parabola into two matching halves

a method of solving quadratic equations; turns every quadratic…

of a quadratic equation of the form ax²+bx+c=0 is b²-4ac. The…

the y-coordinate of the vertex of a parabola that opens downwa…

axis of symmetry

the line that divided a parabola into two matching halves

completing the square

a method of solving quadratic equations; turns every quadratic…

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 the…

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 the…

Sine of an angle

the ratio the length of the side opposite to the length of the…

Cosine of an angle

the ratio of the length of the side adjacent to the length of…

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

Horizontal Hyperbola

Vertical Hyperbola

Up/Down Parabola

Left/Right Parabola

y=b/a, (a,0), c2= a2 + b2

y=a/b, (0,a), c2 = a2 + b2

FOCUS: (0,p), DIRECTIX: y=-p, AXIS OF SYMMETRY: x=0

FOCUS: (p,0), DIRECTIX: x=-p, AXIS OF SYMMETRY: y=0

Horizontal Hyperbola

y=b/a, (a,0), c2= a2 + b2

Vertical Hyperbola

y=a/b, (0,a), c2 = a2 + b2

Axis of Symmetry

Completing the Square

Dilation

Discriminant

The vertical line containing the vertex of a parabola.

To add a constant term to a binomial of the form x2 + bx so th…

A transformation that alters the size of a figure but not its…

In the Quadratic Formula, the expression under the radical sig…

Axis of Symmetry

The vertical line containing the vertex of a parabola.

Completing the Square

To add a constant term to a binomial of the form x2 + bx so th…

combined variation

complex fraction

constant of variation

direct variation

a variation that combines both direct and inverse variation

an expression containing a fraction within a fraction

the constant used in variation problems

a variation problem in the form of y = kx

combined variation

a variation that combines both direct and inverse variation

complex fraction

an expression containing a fraction within a fraction

arithmetic sequence

arithmetic series

common difference

common ratio

sequence with a consecutive difference between comsecutive ter…

a series whose terms form an arithmetic sequence

the difference between consecutive terms in an arithmetic sequ…

the ratio of consecutive terms of a geometric sequence

arithmetic sequence

sequence with a consecutive difference between comsecutive ter…

arithmetic series

a series whose terms form an arithmetic sequence

Asymptote

Complex Fraction

Continuity

Point of discontinuity

A line that a graph approaches but never crosses

A rational expression whose numerator and/or denominator conta…

A graph of a function that can be traced with a pencil that ne…

if the original function is undefined for x=d but the related…

Asymptote

A line that a graph approaches but never crosses

Complex Fraction

A rational expression whose numerator and/or denominator conta…

Third degree equation

Forth degree equation

Polynomial expression

Monomials

An equation in which a variable is raised to the thrid power

An equation in which a variable is raised to the forth power

The sum or difference of terms which have variables raised to…

An algebraic expression with one term

Third degree equation

An equation in which a variable is raised to the thrid power

Forth degree equation

An equation in which a variable is raised to the forth power

quadratic function

standard form

parabola

axis of symmetry

non linear functions written in the form ... f(x) = ax^2 + bx + c

y=ax^2+bx+c

the shape of the graph of a quadratic function

central line

quadratic function

non linear functions written in the form ... f(x) = ax^2 + bx + c

standard form

y=ax^2+bx+c

quadratic function

standard form of a quadratic function

quadratic parent function

parabola

A function of the form y = ax^2 + bx + c, where a does not equ…

f(x) = ax^2 + bx + c

The simplest quadratic function f (x) = x^2 or y = x^2.

the graph of a quadratic function

quadratic function

A function of the form y = ax^2 + bx + c, where a does not equ…

standard form of a quadratic function

f(x) = ax^2 + bx + c

axis of symmetry

maximum point

minimum point

parabola

a line that divides a plane figure or a graph into two congrue…

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 congrue…

maximum point

the vertex of a parabola that opens downwards.

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 conta…

the constant used in variation problems. It is called a consta…

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 conta…