Find local minimum value of the function f given by f(x) = 3+ | x |, x ∊ R.
f (x) = 3 + | x |, x ∊ R
f is not differentiable at x = 0
∴ 0 is a critical point of f.
Now,
Find local maximum and local minimum values of the function f given by
f (a) = 3x4 + 4x3 – 12x2 + 12