8 subtracted from v pls help me get the answer

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

Which of the following will form the composite function?

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation. which method should jeremy use?