The second derivative of a twice-differentiable function is sampled in the table

MATHEMATICS · Subjective · A Level · Mathematics · Differentiation · Differentiation

Problem

The second derivative

g''(x)

of a twice-differentiable function

g

is sampled in the table. x 1 2 3 4 5 g''(x) 4 1 −2 −5 −3 Identify the open interval between consecutive listed

x

-values that must contain an inflection point of

g