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#1
Jan 23 2014 01:48am
What is f(x) of f(x)=0.5 x^2-8x+2

and does f have the extremum of x=4
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#2
Jan 23 2014 03:46am
hint: use the first derivative test
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#3
Jan 23 2014 05:23am
Quote (Haxjsp @ Jan 23 2014 12:48am)
What is f(x) of f(x)=0.5 x^2-8x+2
not sure what your asking here

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#4
Jan 23 2014 01:57pm
Quote (Haxjsp @ Jan 23 2014 08:48am)
What is f(x) of f(x)=0.5 x^2-8x+2

and does f have the extremum of x=4


f'(x)= x-8

hope this helps :)
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#5
Jan 23 2014 06:25pm
Quote (Azrad @ Jan 23 2014 03:23am)
not sure what your asking here



pretty sure he's asking for f'(x)

lol
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#6
Jan 23 2014 07:14pm
Quote (nlin @ Jan 23 2014 05:25pm)
pretty sure he's asking for f'(x)

lol



oh lol, that is what i get for reading what is on the page instead of guessing :P
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