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anonymous
 one year ago
In which interval will the graph of f(x) = x3 + 4x2 – 4x – 16 be above the xaxis?
(2, 2) È (4, ∞)
(4, 2) È (2, ∞)
(∞, 2) È (2, 9)
(4, 2) È (2, 4)
anonymous
 one year ago
In which interval will the graph of f(x) = x3 + 4x2 – 4x – 16 be above the xaxis? (2, 2) È (4, ∞) (4, 2) È (2, ∞) (∞, 2) È (2, 9) (4, 2) È (2, 4)

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Loser66
 one year ago
Best ResponseYou've already chosen the best response.0What does "above x axis" mean?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I might be wrong tho its definetly not a infinite since your graph probably ends on line segment, or does it go on forever?

Loser66
 one year ago
Best ResponseYou've already chosen the best response.0One more try: @traplord What does "above xaxis" mean???
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