Sine and Cosine Graphs Flashcards
1
Q
sin graph equation
A
y=+/- a sin [+/-b(x+/-c)] +/-d
2
Q
sin a>1
A
vertical stretch
3
Q
sin a<1
A
vertical shrink
4
Q
What does a vertical stretch/shrink do?
A
Moves the first non-zero point to that number and the second non-zero point to the opposite.
5
Q
sin b>1
A
horizontal shrink
6
Q
sin b<1
A
horizontal stretch
7
Q
What does b do?
A
B changes the frequency of cycles (up/down curves) in a graph
8
Q
What will a horizontal stretch do?
A
Make the number of points less by whatever number it is
9
Q
What will a horizontal shrink do?
A
Add more points in between the two points.
10
Q
What does c do?
A
Phase shift
Shifts left or right
11
Q
+c
A
Shifts left
12
Q
A
13
Q
A
14
Q
A
15
Q
A
