SOLUTION: Find the absolute extreme values of each function on the given interval. f(x)=x^3-6x^2+9x+8 on [-1,2] Please help I am struggling with this chapter. Thanks.

Question 897313: Find the absolute extreme values of each function on the given interval.
f(x)=x^3-6x^2+9x+8 on [-1,2]
Please help I am struggling with this chapter. Thanks.
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
Better if you are studying Calculus & Analytical Geometry 1.

or
Those roots for x are where the extreme values of f will occur.

You are told to find the extreme value on the interval [1,2] and that is where x=1 is.
The x=3 is outside of that interval.
This extreme value at x=1 is

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