(03.06 LC) The function f(x) = −4(x+1)2+21-4(x+1)2+21 has been rewritten using the completing-the-square method. The function g(x) = 2x2+x−552x2+x-55. Which vertex for each function has a minimum or a maximum? What is the vertex for each function? Explain your reasoning for each function (10 points)