Suppose that f (0)= - 3 and f ' (x) <= -5 for all values of x. The inequality gives restriction on rate of growth of f. which then imposes a restriction on possible values of f. Use mean value theorem to determine how large f (4) can possible be

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- November 6th 2006, 11:31 AMbobby77mean value
Suppose that f (0)= - 3 and f ' (x) <= -5 for all values of x. The inequality gives restriction on rate of growth of f. which then imposes a restriction on possible values of f. Use mean value theorem to determine how large f (4) can possible be

- November 6th 2006, 11:39 AMJameson
So for some a,b.

Thus

Take it from here.