Transformations Flashcards
0
Q
What does the translation f(x) + a do?
A
A vertical translation of +a
1
Q
What does the translation f(x + a) do?
A
A horizontal translation of -a
2
Q
What does the translation f(ax) do?
A
A horizontal stretch of scale factor 1/a
3
Q
What does the translation af(x)?
A
A vertical stretch of scale factor a
4
Q
How would you draw the graph of:
y=f(|x|)
A
Sketch for values of x>0 then reflect in the y axis
5
Q
How would you draw the graph of:
y = |f(x)|
A
Sketch for y=f(x) then reflect the parts that dip below the x axis
6
Q
What does the translation f^-1(x) do?
A
Reflect graph in line y=x
