Graphs of Trig Functions
3 years ago
nfrye
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• Question 1
45 seconds
Q. The __________ represents the distance above or below the midline of a sine or cosine graph; we always take the absolute value of this height.
Period
Frequency
Extreme Values
Amplitude
• Question 2
45 seconds
Q. The period of a sine or cosine graph can be found by ....
It's always 2π
2π/B
B(2π)
2π+B
• Question 3
45 seconds
Q. Which value represents a vertical shift in the following function y=a*sin(bx - c)+d?
a
b
c
d
• Question 4
45 seconds
Q. Which value helps identify a horizontal shift in the following function y=a*sin(bx-c)+d?
a
b
c
d
• Question 5
30 seconds
Q. Sine or Cosine?
y=sinx
y=cosx
what's the difference?
it's all waves to me
• Question 6
45 seconds
Q. Which value helps identify the period in the following function y=a*sin(bx-c)+d?
a
b
c
d
• Question 7
60 seconds
Q. What is the period of
y=cos(3x - π) - 5?
π/3
π/6
2π/3
2π/6
• Question 8
60 seconds
Q. What is the period of
y= -3sin(x)
π
• Question 9
120 seconds
Q. Where is the midline for
y=2cos(1/3x +π/6) +2
1/3
-2
+2
4
• Question 10
120 seconds
Q. What is the range of
y= -3sin(x)-2?
[-2,2]
[-5,1]
[-4,2]
[-3,3]
• Question 11
120 seconds
Q. What is the range of y=4cos(x -1)?
[-1,1]
[-2,2]
[-3,5]
[-4,4]
• Question 12
45 seconds
Q. Sine or Cosine?
y=sinx
y=cosx
• Question 13
60 seconds
Q. What is the period of y=4cos(5x)
2π/5
π
5π/2
• Question 14
45 seconds
Q. What does a negative A value cause?
A negative amplitude
A reflection across the Y axis
No effect
A reflection across X axis
• Question 15
45 seconds
Q. How many "key points" should be included in every cycle/period of a sine or cosine graph?
As many as I want
It depends on the graph
4
5
• Question 16
30 seconds
Q. To re-scale the x-axis with new intervals...
Take 2π/B
Take the B value from the equation
Take Period divide it by 4
The scale doesn't really matter
• Question 17
180 seconds
Q. What is the equation of graph?
y = sin 5x
y =  cos 5x
y = 5 sin x
y = 5 cos x
• Question 18
180 seconds
Q. What is the period of the graph?
2Pi
Pi
Pi/2
Pi/4
• Question 19
300 seconds
Q.
A
B
C
D
• Question 20
180 seconds
Q.