Coterminal/Reference Angles
Trigonometric Values
Trigonometric Identities
Graphing Trig Functions
Solving Trig Equations
100
The reference angle for -230 degrees.
What is 50 degrees?
100
The value of sin 30 degrees.
What is 1/2?
100
The 3 main Pythagorean identities?
What is
sin^2x+cos^2x=1
tan^2x+1=sec^2x
cot^2x+1=csc^2x
100
The period and amplitude of the function
y=1/2cos(5pix)
What are
2/5 & 1/2
100
Find
x=cos^-1(-sqrt3/2)
(5pi)/6
200
The coterminal angle (between 0 and 360 degrees) of 640 degrees.
What is 280 degrees?
200
The value of tan 45 degrees.
What is 1?
200
Solve sinx+(cotx)(cosx)
What is cscx?
200
Is the following graph sin or cos?
It is a cosine graph.
200
Find between [-pi, pi]
sqrt3/2=cosx
pi/6 & -pi/6
300
The reference angle for -250 degrees.
What is 70 degrees?
300
The value of
tan(pi/4)
What is 1?
300
Simplify
cosx(1+tan^2x)
What is secx?
300
y=3sin(2x)-1
y=cos(2(x-pi/4))-1
300
Solve on the domain [0,2pi)
sin^2x+sinx=0
0,pi,(3pi)/2
400
A coterminal angle between [0, 2pi] of
(-19pi)/12
What is
(5pi)/12
400
The value of
cos(-pi/4)
What is
sqrt2/2
400
Solve (cscx+cotx)(1-cosx).
What is sinx?
400
Does the parent function of tangent or cotangent have an asymptote at the y-axis?
Cotangent!
400
Solve over the domain [0,2pi]
4sin^2(x/3)=1
pi/2
500
The reference angle for
(31pi)/9
.
What is
(4pi)/9
500
The value of
cos(-pi/6)
What is
sqrt3/2
500
Solve (sinx+cosx)(tanx+cotx).
What is cscx+secx?
500
Graph
y=-2cos(pi(x+1))
500
Solve for all answers between [0,pi]
tan^2(2x)=3
pi/6,pi/3,(2pi)/3,(5pi)/6