mcarpio5855 mcarpio5855 24-05-2024 Mathematics Answered Using the completing-the-square method, find the vertex of the function f(x)=-3x²+6x-2 and indicate whether it is a minimum or a maximum and at what point. a. Maximum at (1,1) b. Minimum at (1,1) c. Maximum at (-1,2) d. Minimum at (-1,2)