Answer:
Negative slope
Step-by-step explanation:
It is negative.
A and B
3:4 multiplied by 2 is 6:8
3x2=6 4x2=8
3:4 multiplied by 3 is 9:12
3x3=9 4x3=12
One way to do this is to notice
Then
We have
and since has a period of ,
and so