Let . Determine the nature of the critical point at…
MATHEMATICS · Single correct · A Level · Mathematics · Differentiation · Differentiation
Problem
Let f(x)=x4−4x3. Determine the nature of the critical point at x=3.
(a) Relative maximum
(b) Cannot be determined because f′′(3)=0
(c) Relative minimum
(d) Neither a maximum nor a minimum