PRC-2 · Chapter 5 · Question 47 of 50
At a point of 'Inflection', the second derivative (d^2y / dx^2) is equal to:
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: C) Zero (0)
Explanation
A point of inflection is where the curvature (concavity) of the graph changes from upwards to downwards (or vice versa).
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