Question
Question: Let f(x) = \(\left\{ \begin{matrix} |x|,0 < |x| \leq 0 \\ 1,x = 0 \end{matrix} \right.\ \) then at x...
Let f(x) = {∣x∣,0<∣x∣≤01,x=0 then at x = 0, f has
A
A local maximum
B
No local maximum
C
A local minimum
D
No extremum
Answer
A local maximum
Explanation