Prove that the function given by f (x) = x3 – 3x2 + 3x – 100 is increasing in R 19 The interval in which y = x2 e–x is increasing is
(A) (– ∞, ∞)
(B) (– 2, 0)
(C) (2, ∞)
(D) (0, 2)
6 4  Maxima and Minima
In this section, we will use the concept of derivatives to calculate the maximum or
minimum values of  various functions