Classify one-to-one and many-to-one functions - visual model point
Use the graph evidence for \(x=-4\) and \(x=0\), with outputs 2 and 2. Enter 1 if this proves many-to-one, and enter 0 otherwise.
Worked practice: result and interpretation
Calculate the requested result first, then choose the interpretation that follows from it.
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.