given a graph showing acceleration, velocity, and position of a particle, what information do you need to answer the questions, when is the particle speeding up/slowing down?

Question

anonymous · Answer

It's speeding up when the acceleration is greater than zero.
It's slowing down when the acceleration is less than zero.

anonymous · Answer

thats what i thought but the software says its wrong.

anonymous · Answer

you also need to know where your positive and negative axis are.

anonymous · Answer

its when acceleration and velocity have the same or different signs