What is the acceleration at 3 seconds?
Please explain your answer. Thank you :]

Answer:
[tex]-3 m/s^{2}[/tex]
Explanation:
Acceleration on a VT graph is the slope of the line at the given point. We can find the slope at 3 with Δy/Δx. This gives us (4-2)/(3-(-3)) which works out to be -3m/s^2