Find the absolute maximum and absolute minimum values of the function, if they exist, over the indicated interval. When no interval is specified, use the real line (-∞, ∞).
f(x) =

x
3 - 3x; [-6, 6]
◦ Absolute maximum: 54, absolute minimum: - 54
◦ Absolute maximum: 54, absolute minimum: -3.46
◦ Absolute maximum: 3.46, absolute minimum: - 54
◦ Absolute maximum: 3.46, absolute minimum: -3.46