Average rate of change
A quantity changes from \((-3, 14)\) to \((5, -10)\). Find \(\Delta x\), \(\Delta y\), and the average rate of change.
Worked practice: gradient from changes
Find the change in x and y, then divide rise by run.
Write a full answer
Now write the response in full, in your own words — this is what the exam asks for. The AI marks it on the same moves you built above (focus, evidence, technique, judgement) and gives feedback on reasoning, evidence, and expression.