R y=x² + 4x +3 WER BOX L Z A R. (x + 2)2 - 1 y = x2 + 2x - 3y = x + 6x +3 y = (x - 2)2 +8 y = x2 - 2x + 3 - TABLE COMPLETION / IDENTIFICATION (11-15) Directions: Solve the quadratic function y = x2 - 8x + 12 to complete the table below and graph. Identify the vertex, opening of the graph, axis of symmetry and x-intercept/s. 2 3 4 6 7 7 5 5 0-3-4 3 to 7​