8. (a) Copy and complete the table of values for y=2x-x-4 for-3 x 3....

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8. (a) Copy and complete the table of values for y=2x²-x-4 for-3 ≤ x ≤ 3. X y -3 17 -2 -1 0 1 (c) Use the graph to find the: 2 3 (b) Using a scale of 2 cm to 1 unit on the x-axis and 2 cm to 2 units on the y-axis, draw the graph of y=2²-x-4 for-3 ≤x≤3. (i) roots of the equation 2x²-x-4 = 0; (ii) values of x for which y increases as x increases, (iii) minimum point of y. 8. (a) Copy and complete the table of values for y=2x²-x-4 for-3 ≤ x ≤ 3. X y -3 17 -2 -1 0 1 (c) Use the graph to find the: 2 3 (b) Using a scale of 2 cm to 1 unit on the x-axis and 2 cm to 2 units on the y-axis, draw the graph of y=2²-x-4 for-3 ≤x≤3. (i) roots of the equation 2x²-x-4 = 0; (ii) values of x for which y increases as x increases, (iii) minimum point of y.