4. Answer each of the following questions about g. a. At what values of does g'(x) = 0? in of b. At what values of x is g nondifferentiable? -6 c. Along what intervals is the value of g'(x) positive? d. Along what intervals is the value of g'(x) negative? Figure 1:g e. Along what intervals is the value of g'(x) constant? f. Along what intervals is the value of g"(x) positive? g. Along what intervals is the value of g" (x) negative