Please help me answer this question on iterative formula

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

Acone with volume 1350 m³ is dilated by a scale factor of 1/3. what is the volume of the resulting cone? enter your answer in the box. m³