problem $3.$ Lety $=f(x)=3x^3-6*2x^2+2*8x-4*3.$ using only

$(16$ points$)$ your graphing calculator and an appropriate window,

a$)$ sketch fand Label all Relative Extrema on the graph.

b$)$ Using special Max$/$Min features, find the coordiviates of all Relative Maxima and Minima.

b$)$

Rel.Max:

Rel.Min:

c$)$ on what interval$($s$)$ is fincreasing or decreasing?

c$)$

d$)$ Find all critical values of $x.$

d$)$

$($page $4)$