Let . (i) Find all critical points of . (ii) Determine the intervals on which is…

MATHEMATICS · Subjective · AP · Calculus AB · Analytical Applications of Differentiation · Analytical Applications of Differentiation

Problem

Let

f(x)=x^{3}-6x^{2}+9x+5

. (i) Find all critical points of

f

. (ii) Determine the intervals on which

f

is increasing and the intervals on which it is decreasing.