Given the graph of y=f(x)
1. y = (-f)
**I think this is that you reflect across the x-axis.
2. y = f(-x) = f(x) even
I'm not sure.
3. y = -f(x) = f(-x) odd
Not sure either.
1. -f is the reflection of f about the x-axis.
2. f(-x)=f(x) => f(x) is even
3. f(-x)=-f(x) => f(x) is odd
Good job! :)