1. Sketch a possible graph of y = h(r) if A'(a) does not exist at a = 4 but b'(x) 2 0 everywhere else (it may have other notable features). 10 7 10 4. Sketch a possible graph of y = k(x) if k(x) is continuous, has an absolute minimum, a local maximum, but no absolute maximum (it may have other notable features). 10 2 7 10