($100 Thinking (6 marks) Solve the following questions. Carefully show all the work required to solve...

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($100 Thinking (6 marks) Solve the following questions. Carefully show all the work required to solve the problems. No marks will be given for simply stating the answer. 1. a) Write an expression, in simplified form, for the shaded region of the figure. (4) 80-x x+2 (0-x)x8 (8) b) Find the area of the shaded region if x = 4 mm. (2) x+2 ($100 Thinking (6 marks) Solve the following questions. Carefully show all the work required to solve the problems. No marks will be given for simply stating the answer. 1. a) Write an expression, in simplified form, for the shaded region of the figure. (4) 80-x x+2 (0-x)x8 (8) b) Find the area of the shaded region if x = 4 mm. (2) x+2