1. Complete the table of values for b = 2x2 - 5 Then, sketch the graph by hand. [5 marks] First Differences Second Differences -3 -2 0 2 3 2. For each equation, identify: the equation of the axis of symmetry the coordinates of the vertex the y-intercept . . the zeros and the maximum or minimum values. a. y = x2 + 4x +3 b. y = -2(x - 3)2 + 9 C. y = 3(X - 0.5)2 Include a sketch of each equation. You can either do this by hand or using a graphing software. [5 marks each]