Answer:
D. Both ends go down.
Explanation:
f(x) = -2(x-17)^4
As x goes to -∞
f(-∞) = -2(-∞)^4 = -2 (∞) = -∞
As x goes to ∞
f(∞) = -2(∞)^4 = -2 (∞) = -∞
Both ends go to -∞, or go down
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