Answer:
For the first question, No, because there is 2 inputs and only 1 output so it is not a function.
Convince me: This does help you find whether it is a function or not. Since 24 has two outputs, it is not a function.
Step-by-step explanation:
Convice me explain: The reason is that is for a function to be a function, there must be one input for one output, it can't have two different outputs.