Two functions are given as f (x) = x4 + 8x3 + 16x2 and g(x) = 5 -4x2 - 16x. a) Using a graphing software, plot the curves of f (x) and g(x). b) Using algebraic methods find all points of intersection of the graphs of f (x) and g(x). c) Which of the solutions in part (b) above is reflected on the graph in part (a) above