Functions Flashcards
1
Q
Even function
A
f(x) is an even function of x if f(-x) = f(x)
2
Q
Odd function
A
f(x) is an odd function of x if f(-x) = -f(x)
3
Q
What are even functions symmetrical about?
A
Y axis
4
Q
What are odd functions symmetrical about?
A
The origin
5
Q
What is the product of an even and odd function?
A
Always an odd function
6
Q
What is the product of 2 even functions?
A
Always and even function
7
Q
What is the product of 2 odd functions?
A
Always an even function
