Conversions
Convert 200 degrees to radians
(10pi)/9 radians
sin 150
1/2
sin 4π/3
-√3/2
What is the amplitude for any sine function?
y=asin(btheta)
a
Convert 50 degrees to radians
(5pi)/18 radians
cos 270
0
cos 5π/6
-√3/2
What is the period for any cosine function?
y=acos(btheta)
(2pi)/b
Convert
pi/12
radians to degrees
15°
tan 210
sqrt3/3
tan 11π/6
-sqrt3/3
Find the amplitude and the period for the following function.
y=2sin(4theta)
Amplitude = 2
Period = pi/2
Convert 16 radians to degrees
916.73°
or
2880/pi
tan 480
-√3
cos((-2pi)/3)
-1/2
What is the pattern for the sine function?
MHMLM
Convert to degrees
(11pi)/6
330°
tan(270)
undefined
cos(pi)
-1
What is the pattern for the cosine function?
HMLMH
Sketch the graph of -190°
State a POSITIVE and NEGATIVE conterminal angle for -100°
Find the exact DEGREE measure for the following angle.
cos(theta)=1/2
Quadrant 2, clockwise
-460° and 260°
60° and 300°