Without graphing, describe the end behavior of the graph of the function. as x → ∞, f (x) → −∞. as x → −∞, f (x) → ∞. as x → ∞, f (x) → −∞. as x → −∞, f (x) → −∞. as x → ∞, f (x) → ∞. as x → −∞, f (x) → −∞. as x → ∞, f (x) → ∞. as x → −∞, f (x) → ∞.