1) identify the end behavior of the function ƒ(x) = −7x3 + 7x2 + 5x − 2. a) ƒ(x) → +∞, as x → −∞ ƒ(x) → +∞, as x → +∞ b) ƒ(x) → −∞, as x → −∞ ƒ(x) → −∞, as x → +∞ c) ƒ(x) → −∞, as x → −∞ ƒ(x) → +∞, as x → +∞ d) ƒ(x) → +∞, as x → −∞ ƒ(x) → −∞, as x → +∞