HELP❤️❤️The function f(t) = t^2 + 12t - 18 represents a parabola.
Part A: Rewrite the function in vertex form by completing the square. Show your work. (6 points)
Part B: Determine the vertex and indicate whether it is a maximum or minimum on the graph. How do you know?(2 points)
Part C: Determine the axis of symmetry for f(t). (2 points)