The amount of water leaking from a water tank can be modeled with the function f(x) = −x3 − 10x2 − x 120, where x measures the number of minutes since the leak began and f(x) measures the volume of the tank. during what time period is there water in the tank? (−[infinity], −8) ∪ (−5, 3) (−[infinity], −8] ∪ [−5, 3] (0, 3) (0, 3]