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Home Q & A Board Science-Related Homework Help Mathematics Calculus
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Catracho Catracho
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Posts: 529
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4 years ago Edited: 4 years ago, bio_man
The function graphed above has:

Positive derivative on the interval(s)
Negative derivative on the interval(s)
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#1
Educator
4 years ago
There will be positive derivative on:

[-∞, -2.5)
(0, ∞]

Negative derivatives on:

(-2.5, 0)

I hope this helps. Oh, and by the way, at the vertices, the tangent is horizontal, so the derivatives are ZERO. This is why I used ( and ) instead of [ and ] in those situations.
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