If there are no such values, type DNE. If there are multiple discrete values, separate them with commas. If there are a whole interval of values that fulfil the requirement, use interval notation to give all of the values in the interval.

Type $$ for $$ and $-$ for $-.$ Niso type U for U$.$

What are the critical values of $fn$ et $x=$

Where does $/$ have local minimums? et $x=$

Where does f have local maximums? or $x=$

sccur?

the glabel minimum is $-$hilich occurs

et $x=$

What is the glabal maximum of $f7$ where does it occurt

the glatel moring is $$ whileh seems! ot $x=$

Where is fs $07$

Voin the interval:

$$

Where is

Vx in the interval $$