Trig Identities
quadratic trig factoring
unit circle
Graphing Trig
Anything goes
100
True or False?
sec(x)= 1/cos x
(What is true?)
100
True or False:
tan² x = sec2x -1
(What is true?)
100
sin 11π/6
-1/2
100
what trig identity corresponds with this model?
what is sin
100
Where is the hole?
(x-3)2/x2-9
(3,0)
200
****** What is the trig identity for csc x?
What is 1/sin x?
200
******* Factor sin x+ tan x?
What is sin x(1+ 1/cos x)?
200
220 degrees converted to radians?
11π/9
200
What is the b value if the period is 1/2 of a cosine fucntion?
4π
200
True or False
The reference angle for -580 degrees is 50 degrees?
False
300
simplify 1/(1-sin²θ)
what is (sec²θ)
300
2sin²(x)+9sin(x)+4=0
What is 7π/6,11π/6
300
********tan-1 (-1)
-π/4
300
What trig identity corresponds with this model?
What is sec?
300
Find the average rate of change for f(x)= - x2- 3x over the interval [-3,1]
-1
400
What is (tan x)(cot x + tan x)?
What is sec2 x?
400
What is 2 sin2 x +3 sin x +1=0
What is x=3pi/2, 11pi/6,7pi/6
400
sin-1 (-1/2)?
-π/6?
400
What are tan x asymptotes?
-π/2, π/2
400
How many relative extrema?
f(x) = x(x-3)2(x+1)3
Give an exact answer
3
500
Simplify: cos 4 x - sin 4 x
To one term
What is cos 2x
500
solve: tan(x)sin2(x)=1
What is π/4 family
500
When does the sin x and cos x equal the same number?
5π/4 and π/4
500
Find the phase shift
y=3sin(x/4-2)+1
What is right 8
500
Find f(g(x)) if f(x) = x2 - 4x+1 and g(x) = 2x+1
4x2-4x-2