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December 19, 2014

December 19, 2014

Posted by **Matthew** on Saturday, November 10, 2007 at 7:19pm.

<_ signs mean less or equal to...

im supposed to apply mean value theorem or rolle's theorem... i dont understand neither so i cant do the question! please help!

- CALCULUS! -
**bobpursley**, Saturday, November 10, 2007 at 7:48pmIf f'=3, then f=3x+C, so f(8)]=24+C, but C=2 if f'=3. So f(8)=26

f(2)=8 by the same argument.

then if f'x=3, f(8)-f(2)=26-8=>18

You can make the same logic if f'=5, solve for C, then show that f(8)-f(2)<=30

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