a) Complete the table of values for y = x² - 2x - 1 -1 0 1 2 3 4 -1 -2 X y 2 (3) b) Which of the three curves (A, B or C) matches y = x² - 2x - 1? (1) c) Use the graph to find estimates for the solutions of the equation x-2x-1=0 eg. -1.5, 0.5 (2) A 6 Total marks: 6