Relative minimums and relative maximums of x^3-3x^2+4

Question

I'm working on a project and I can't figure it out

Answer 1

f(x) = x³ - 3x² + 4

f'(x) = 3x² - 6x

f'(x) = 3x(x - 2)

 

Relative maximum and minimum occur at x = 0 and x = 2.