Q8 · 2024 · Technology-freeSimple familiar1 mark
QUESTION 8
The graph of is shown. Identify the graph of the second derivative .
(A)
Graph A
(B)
Graph B
(C)
Graph C
(D)
Graph D
WORKED SOLUTION
1 markAnswer C
ANSWER
C — Graph C
Worked solution
The given graph has cubic-like curvature, so should be linear. Its concavity changes from down to up at the inflection point, so the correct line is Graph C.
Selects option C.
Worked explanation by QCE Vault; correct option verified against the QCAA answer key.
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