For questions 1 to 3, select the best answer. 2. For the function fix) = 2 * +5' which 1. Which graph represents ((x) = - statement is correct? A Asx -+ +0, fx) > +. B Asx -+ +0, /x) -0. ( Asx - 5', f(x) -+ +. D Asx -5 , f(x) + +0. 3. For the function f(x) = * + 2 x - . which -6 6 2 statement is true? A Domain: (x E R, x # 5), Range: (y ER, y # 1) 8 Domain: (x e R, x * -2), Range: (y e R, y * 1) ( Domain: (x E R, x * 5), Range: [y E R, y * 0) D Domain: (x E R, x > 5), Range: (y ER, y > 0} 6 2 0 4 4. Write a possible equation for the function in each graph. -8 6 12 0 2 6 -4 2 0 6 2 b) -8 -6 -2 0 6 -4 4-8 -6 -2 0 194 MHR . Advanced Functions . Chapter 3 5. Consider the function f(x) = -- 4 x + 2 10. The acceleration due to gravity is inversely proportional to the square of the distance from a) Determine the following key features of the centre of Earth. The acceleration due to the function: gravity for a satellite orbiting 7000 km above i) domain and range the centre of Earth is 8.2 m/s'. ii) intercepts a) Write a formula for this relationship. ill) asymptotes b) Sketch a graph of the relation. iv) intervals where the function is increasing