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Study sets matching "algebra 2 and trig"

70 terms
Algebra 2 & Trigonometry
Quadratic Equation
Sum of the roots of a Quadratic
Product of the roots of a Quadratic
Quadratic Formula
an equation of the form ax² + bx + c = 0, where a ≠ 0
-b/a
c/a
Quadratic Equation
an equation of the form ax² + bx + c = 0, where a ≠ 0
Sum of the roots of a Quadratic
-b/a
105 terms
Algebra 2/Trigonometry
Sin 0
Sin 30
Sin 45
Sin 60
0
Sin 0
0
Sin 30
70 terms
Algebra 2 & Trigonometry
Quadratic Equation
Sum of the roots of a Quadratic
Product of the roots of a Quadratic
Quadratic Formula
an equation of the form ax² + bx + c = 0, where a ≠ 0
-b/a
c/a
Quadratic Equation
an equation of the form ax² + bx + c = 0, where a ≠ 0
Sum of the roots of a Quadratic
-b/a
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
70 terms
Algebra 2 & Trigonometry
Quadratic Equation
Sum of the roots of a Quadratic
Product of the roots of a Quadratic
Quadratic Formula
an equation of the form ax² + bx + c = 0, where a ≠ 0
-b/a
c/a
Quadratic Equation
an equation of the form ax² + bx + c = 0, where a ≠ 0
Sum of the roots of a Quadratic
-b/a
70 terms
Algebra 2 & Trigonometry
Quadratic Equation
Sum of the roots of a Quadratic
Product of the roots of a Quadratic
Quadratic Formula
an equation of the form ax² + bx + c = 0, where a ≠ 0
-b/a
c/a
Quadratic Equation
an equation of the form ax² + bx + c = 0, where a ≠ 0
Sum of the roots of a Quadratic
-b/a
12 terms
Algebra 2 - Trigonometry Practice
opposite leg
adjacent leg
SOHCAHTOA
sine (SIN)
the leg located opposite an angle of reference in a right tri…
the leg located next to an angle of reference in a right tria…
a mnemonic (memory) device that is used to remember the 3 bas…
opposite/hypotenuse
opposite leg
the leg located opposite an angle of reference in a right tri…
adjacent leg
the leg located next to an angle of reference in a right tria…
23 terms
Algebra 2 and Trigonometry
natural numbers
whole numbers
opposite or additive inverse
integers
The set of numbers 1, 2, 3, 4, ... Also called counting numbe…
Natural numbers ( counting numbers) and zero; 0, 1, 2, 3...
equal distance but on opposite sides of zero... a + (-a) = 0... Ev…
Positive and Negative Whole Numbers and 0. Examples: .... -3,…
natural numbers
The set of numbers 1, 2, 3, 4, ... Also called counting numbe…
whole numbers
Natural numbers ( counting numbers) and zero; 0, 1, 2, 3...
6 terms
Algebra 2 w/Trigonometry
Arithmetic Sequence
Arithmetic Recursive
Arithmetic Explicit
Geometric Recursive
When a sequence has a pattern that changes by adding to subtr…
Arithmetic Sequence
When a sequence has a pattern that changes by adding to subtr…
Arithmetic Recursive
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
71 terms
Algebra 2 & Trigonometry
Quadratic Equation
-b/a
c/a
Quadratic Formula
an equation of the form ax² + bx + c = 0, where a ≠ 0
Sum of the roots of a quadratic
Product of the roots of a quadratic
Quadratic Equation
an equation of the form ax² + bx + c = 0, where a ≠ 0
-b/a
Sum of the roots of a quadratic
8 terms
Algebra 2 - Trigonometry
Hypotenuse
Adjacent
Opposite
Right Angle
The side opposite the right angle
The side next to the reference angle
The side facing the reference angle
An angle of 90 degrees
Hypotenuse
The side opposite the right angle
Adjacent
The side next to the reference angle
18 terms
Algebra 2 With Trigonometry
Column Matrix
Dilation
Element
Equal Matrix
A matrix that has only one column.
A transformation in which a geometric figure is enlarged or r…
Each value in a matrix.
Two matrices that have the same dimensions and each element o…
Column Matrix
A matrix that has only one column.
Dilation
A transformation in which a geometric figure is enlarged or r…
22 terms
Algebra 2 Trigonometry Regents
Sec θ =
csc θ =
cot θ =
tanθ=
1/Cosθ
1/sinθ
1/tanθ
sinθ/cosθ
Sec θ =
1/Cosθ
csc θ =
1/sinθ
45 terms
Algebra 2 Trigonometry vocab
set
set example
real numbers
real numbers example
a group of object (numbers) a set can be infinite (having an…
~0 and 3~ is the set containing 0 and 3
the set of all numbers that exist on a number line
3, -5, 2.42, square root of a number
set
a group of object (numbers) a set can be infinite (having an…
set example
~0 and 3~ is the set containing 0 and 3
9 terms
Algebra 2 and Trigonometry
domain
solution or root of the equation
equivalent equations
Addition Property of Equality
The domain is the set of numbers that can replace the variabl…
A number from the domain that makes an equation true is a sol…
equations that have the same solution
if you add the same number to each side of an equation, the t…
domain
The domain is the set of numbers that can replace the variabl…
solution or root of the equation
A number from the domain that makes an equation true is a sol…
9 terms
Algebra 2 Trigonometry
Square root on bottom domain
One to one function
Parentheses and Bracket
Square root on top
Set expression greater than 0
For every y element of range, corresponds to only one x eleme…
Not included ... Included... Infinity always parentheses ... Greater a…
Numerator greater than or equal to 0... Denominator not equal to 0
Square root on bottom domain
Set expression greater than 0
One to one function
For every y element of range, corresponds to only one x eleme…
10 terms
Algebra 2 Trigonometry
sin(θ) cos(θ) tan(θ) csc(θ) sec(θ) cot…
sin(30°, 45°, 60°)... cos(30°, 45°, 60°)…
Conversion to radians
Conversion to degrees
o/h, a/h, o/a, h/o, h/a, a/o (y/r, x/r, y/x, r/y, r/x, x/y)
1/2, √2/2, √3/2... √3/2, √2/2, 1/2... √3/3, 1, √3... π/6, π/4, π/3
π/180
180/π
sin(θ) cos(θ) tan(θ) csc(θ) sec(θ) cot…
o/h, a/h, o/a, h/o, h/a, a/o (y/r, x/r, y/x, r/y, r/x, x/y)
sin(30°, 45°, 60°)... cos(30°, 45°, 60°)…
1/2, √2/2, √3/2... √3/2, √2/2, 1/2... √3/3, 1, √3... π/6, π/4, π/3
26 terms
Geometry/ Algebra 2/ Trigonometry
Volume of a cone
Volume of a sphere
Area of a circle
Volume of 3D figures
V=1/3hπr^2
V=4/3πr^3
A=πr^2
Area of one surface times the depth
Volume of a cone
V=1/3hπr^2
Volume of a sphere
V=4/3πr^3
42 terms
Honors Algebra 2 and Trigonometry
Angular Velocity
Linear Velocity
Arc Length Formula
Area of the part of the circle
ω=θ/t
v=s/t, v=rθ/t, v=rω
s=rθ
a=1/2(r²)θ
Angular Velocity
ω=θ/t
Linear Velocity
v=s/t, v=rθ/t, v=rω
56 terms
Algebra 2 & Trigonometry - REGENTS REVIEW
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
Algebra 2 Trigonometry Formulas
Sine Formula
Cosine Formula
Tangent Formula
Cosecant Formula
sin x = Opposite Side/Hypotenuse
cos x = Adjacent Side/Hypotenuse
tan x = Opposite Side/Adjacent Side
csc x = Hypotenuse/Opposite Side
Sine Formula
sin x = Opposite Side/Hypotenuse
Cosine Formula
cos x = Adjacent Side/Hypotenuse
16 terms
Trigonometry/Algebra 2
sin2θ
cos2θ
cos²θ
cos2θ
2sinθcosθ
cos²θ-sin²θ
1+cos2θ/2
1-2sin²θ
sin2θ
2sinθcosθ
cos2θ
cos²θ-sin²θ
8 terms
Trigonometry/Algebra 2 - formulas
finding the discraminant of the quadra…
roots of the equation (ax^2-bx+c=0)
equation of the circle
equation from sum / product of roots
b^2-4ac
quadratic formula
(x-H)^2+(y-k)^2=r^2
sum= -b/a, product= c/a
finding the discraminant of the quadra…
b^2-4ac
roots of the equation (ax^2-bx+c=0)
quadratic formula
28 terms
Algebra 2/Trigonometry Vocabulary
abscissa
angle of depression
angle of elevation
base of an exponential function
the distance from a point to the y-axis
the angle formed by the horizontal and the line of sight when…
the angle formed by the horizontal and the line of sight when…
the number b in the exponential function y=b^x
abscissa
the distance from a point to the y-axis
angle of depression
the angle formed by the horizontal and the line of sight when…
Algebra 2/ Trigonometry
Degree
Slope (mx in y=mx=b)
1st Difference
2nd Difference
Highest exponent/ power
"Constant rate of change"
Linear: Degree of 1. Will find the constant on the 1st degree…
Quadratic: Degree of 2. Will find the constant on the 2nd deg…
Degree
Highest exponent/ power
Slope (mx in y=mx=b)
"Constant rate of change"
26 terms
algebra 2/ trigonometry vocab
standard position
negative angle
positive angle
quadrantal angle
drawing all angles in the same way
opens clockwise
opens counterclockwise
when terminal side lands on the x or y axis
standard position
drawing all angles in the same way
negative angle
opens clockwise
16 terms
Algebra 2 w/ Trigonometry
Arc Length
Area of Sector
Pythagorean Identities
Period (sine/cosine graphs)
S=rθ
A= (1/2)r^2θ
sin^2θ + tan^2θ = 1... tan^2θ + 1 = sec^2θ ... cot^2θ + 1 = csc^2θ
2π/B
Arc Length
S=rθ
Area of Sector
A= (1/2)r^2θ
16 terms
Algebra 2/Trigonometry Formulas
2π/b
-b/a
c/a
x= -b +- -/b^2 — 4ac / 2a
Period Formula
To find the Sum
To find the Product
quadratic formula
2π/b
Period Formula
-b/a
To find the Sum
22 terms
Algebra 2 Trigonometry Regents
Sec θ =
csc θ =
cot θ =
tanθ=
1/Cosθ
1/sinθ
1/tanθ
sinθ/cosθ
Sec θ =
1/Cosθ
csc θ =
1/sinθ
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
28 terms
Algebra 2 Unit 7 Trigonometry
Law of Sines
Law of Cosines
Trigonometric Identities
Trigonometric Ratios
Formula that relates the sines of angles to the lengths of th…
Formula that relates the lengths of sides to the cosines of t…
Trig equation that is true for all values of the variable
Relationship between the sides of a right triangle, can be re…
Law of Sines
Formula that relates the sines of angles to the lengths of th…
Law of Cosines
Formula that relates the lengths of sides to the cosines of t…
23 terms
Trigonometry in algebra 2
Name 3 special function keys
Name 3 trigonometric function keys
What is trigonometry?
How do you find the sine angle?
√, x^2, reciprocal (1/x),
Sine,cosine,tangent
The study of triangles
Opposite over the hypotenuse
Name 3 special function keys
√, x^2, reciprocal (1/x),
Name 3 trigonometric function keys
Sine,cosine,tangent
52 terms
Trigonometry for h algebra 2
sinθ/cosθ
cosθ/sinθ
sin^2θ+cos^2θ
tan^2θ+1
tanθ
cotθ
1
sec^2θ
sinθ/cosθ
tanθ
cosθ/sinθ
cotθ
15 terms
Algebra2/Trigonometry
Absolute Value
Absolute Value Equation and/or Inquality
Ambiguous Case
Amplitude
The distance of a number on a number line from 0.
An equation and/or inequality that contains an absolute value.
A situation in which more than one solution for a triangle ca…
How high above or below the -axis the graph of a funstion rea…
Absolute Value
The distance of a number on a number line from 0.
Absolute Value Equation and/or Inquality
An equation and/or inequality that contains an absolute value.
67 terms
Algebra 2 & Trigonometry overview questions
Quadratic Equation
Sum of the roots of a Quadratic
Product of the roots of a Quadratic
Quadratic Formula
an equation of the form ax² + bx + c = 0, where a ≠ 0
-b/a
c/a
Quadratic Equation
an equation of the form ax² + bx + c = 0, where a ≠ 0
Sum of the roots of a Quadratic
-b/a
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
25 terms
Algebra 2/Trigonometry Midterm Vocab
standard position
negative angle
positive angle
quadrantal angle
- vertex at the origin... - one side of the angle on the positiv…
clockwise from the x axis
counter clockwise from the x axis
angle with a terminal side on the x or y axis (not in a quadr…
standard position
- vertex at the origin... - one side of the angle on the positiv…
negative angle
clockwise from the x axis
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
55 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
56 terms
Algebra 2/Trigonometry Regents Review
Raising a negative number to a power
Factoring ax²+bx+c
Factoring by grouping
Canceling out opposites
When raising a negative number to a power always put the nega…
If both terms are opposite signs they can be crossed out and…
Raising a negative number to a power
When raising a negative number to a power always put the nega…
Factoring ax²+bx+c
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