Question: Task 1: a) Consider the function: y= x+8x-4 (i) Identify the coordinates of the turning point, and the nature of this turning point. @@=

Task 1: a) Consider the function: y= x+8x-4 (i) Identify the coordinates

Task 1: a) Consider the function: y= x+8x-4 (i) Identify the coordinates of the turning point, and the nature of this turning point. @@= (ii) Determine where the function crosses the vertical axis. (iii) Sketch the function by-hand, annotating your sketch appropriately. b) Consider the function: (i) (ii) (iii) y= -2x-11x Identify the coordinates of the turning point, and the nature of this turning point. Determine where the function crosses the vertical axis. Sketch the function by-hand, annotating your sketch appropriately. (iv) Inspect your graph and estimate the location of both the negative and positive roots.

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