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Further applications of differentiation — Question 111

Original QCE Vault practice · 1 mark

Q111 · Practice questionTechnology-freeSimple familiar1 mark

QUESTION 111

The graph shown represents f′(x)f'(x). On which interval is ff decreasing?
Graph of f prime as an upward-opening parabola crossing the x-axis at minus 2 and 1.
(A)
x<−2x<-2
(B)
−2<x<1-2<x<1
(C)
x>1x>1
(D)
for all real xx
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