Basics of
Curve Sketching – (Continued)
|
Interpretation of concavity: (Take
the second derivative of f(x) i.e.
f ‘’ ) If
f ’’(x) > 0 , then curve is concave up (bends upward) See figure below. If
f ’’(x) < 0
, then curve is concave down
(bends downward) See figure below. |
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