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Cosine repersents?
Convert 30 degrees to radians
pi over 6
Find the co terminal positive angle for 0 degrees
360
Sine of 2 pi
0
Where do you find the midline
The k value (at the very end of the equation)
Sine repersents?
The Y coordinate
convert 7 pi over 6 to degrees
210 degrees
Find the negative co-terminal angle for 30
-330
Cosine of 135
- root 2 over 2
Where do you find the amplitude
Tangent is found by
Dividing opposite and adjacent
convert 2 pi to degrees
360 degrees
460
Sine of 3 pi over 2
-1
What happens if the amplitude is negative
Reflected over the midline
what is the reference angle of 6 pi over 4
45 degrees
convert -30 degrees to radians
pi over 6
Find the negative coterminal angle for 50
-310
Cosine of pi over 4
root three over two
Where do you find the period
Value in front of K
What is the reference of 210 degrees
30 degrees
convert 90 degrees to radians
pi over 2
find the positive co terminal angle for 300
630
Tangent of pi
-1
How do you locate the horizontal shift
H value