Find each of the following limits, if it exists. If it does not exist, determine whether it is co, -co or neither. x . V3x6 - 2 (a) [4 points] lim X- -00 2x4 - X (b) [3 points] Assume that f, g and h are functions such that lim g(x) = 1, lim h(x) = 4 and x-+3+ x-+ 3+ 8 2