Help ? I cannot figure out this question for my math exam

Suppose that f(0) = −3 and f '(x) ≤ 8 for all values of x. how large can f(4) possibly be? solution we are given that f is differentiable (and therefore continuous) everywhere. in particular, we can apply the mean value theorem on the interval [0, 4] . there exists a number c such that

Landon wrote that 3−2.6=4. which statement about his answer is true?

Someone me what is the area of this figure? 18m 18m 8m 16m