Answer:
all are functions except the graph because if u use a ruler it touches the lines more than once at one time
Step-by-step explanation:
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Answer is 12 to your question
3:2 is ur answer to this question
You can give random values such as <span> (1,2.5) (2,9) (-1,2.5) (-2,9) and it is a parabola. You'll see that the range is (-infinte, 0] and the domain is (-infinit, infinite). </span>I hope that this is the answer that you were looking for and it has helped you.