Describe the slope of the tangent line to the graph of f(x) = e" for the following. a. x> 00 b. x>0 Fill in the blank to complete the statement below. a. As x> co, the slope of the tangent line to the graph of f(x) = e" approaches |:| Fill in the blank to complete the statement below. b. As x>O, the slope of the tangent line to the graph of f(x) = eX approaches El