Answer:
3 1/3 is the answer im pretty sure
For something to be a function, each input (x value) can only have ONE output (y value)
If an input has multiple outputs, it is not a function.
so the last graph represents a function (parabola going down)
Answer:

Step-by-step explanation:
the answer is :- .

Answer:
25.920 W
Step-by-step explanation:
Fill in the given number and do the arithmetic.
P = f(12) = 0.015(12^3) = 25.920 . . . . . watts