Each question in Part A is worth 2 marks. Read each question carefully and decide which of the choices best completes the statement or answers the question. Use the following information to answer question 1.1. Which of the following rows identifies correctly the domain and range of * 2 points the function shown above? Row Domain Range A. XER VER B. XER C. x5-4 VER D. -2sxs2 VS -4 O A O B. O c. O D.2. The function that represents the cubic function shown above is * 2 points 8- 6- 2- f (x) =-x+6x2 -4x f (x) = 2x3 - x - x+3 O A O B f (x) =-x+2x -x+3 f(x) =x -4x2 O c. O D.Use the following information to answer question 3. -6 -4 -2 6 14- 3. Which of the following rows shows the sign of the leading coefficient * 2 points and the constant term for the polynomial function above? Row Sign of Leading Coefficient Constant Term A. + +2 B. + -2 C. +2 D. -2 O A O O C. O D.4. The equation that represents a polynomial function is * 2 points f (x) =3+5x -2x2+ x3 f (x) = V4x'+2x O A O B. X f (x) = 6x-1+3x-2 f (x) = 5x3 + 2x - 1 O c. O D. 5. The y-intercept of the function y = 0.5 x3 - 2.5 x3+ 0.1 x + 10 is* 2 points A. 0.5 O B. -2.5 O C. 0. 1 O D. 10 Back Next Clear formUse the following information to answer question 6 and 7. 2 6. How many distinct x-intercepts does the function shown above have? * 2 points O AD O B. 1 O C. 2 O D. 37. The function shown above has * 2 points O A. an absolute maximum at 4 O B. a relative maximum at 4 C. an inflection point at 4 D. no maximum value 8. The polynomial function that best models this data is * 2 points 9 11 13 15 17 19 21.5 6.43 7.61 8.82 9.86 10.88 12.36 15.24 A. linear B. quadratic C. cubic D. rationalUse the following information to answer question 9. The graph shown below can be represented by a cubic function. 2 -2 -4 9. The cubic function that represents the graph is * 2 points A. f (x) = x3+6x2 -4x B. g (x) = 2x3 -x2 -x + 3 C. h (x) =-x3+2x-x+3 D. k (x)= x - 4x2 O A OO O D. Back Next Clear form Never submit passwords through Google Forms. This form was created inside of Red Deer Public Schools. Report AbuseEach question in Part B is worth 2 marks. 10. The value of the largest x-intercept of the function below, to the nearest * 2 points tenth, is y = 2x' - 5x + 1 Your answer11. The function shown above has . turning points. * 2 points Your answer Use the following information to answer question 12. 0 2 3 4 5 6 7 231 253.3 273.8 284.1 294.1 303.6 368.6 383.7 The given data can be modelled by a cubic regression function. 12. When written in the form below, the value of a, to the nearest hundredth * 2 points is y = ax +bx- + ex+d Your answer13. If the stopping distance of the car is 30.7 m, the car was travelling at a * 2 points speed, to the nearest kilometre per hour, of _ km/h. The table below shows the relationship between the speed of a particular car and the distance that it requires to stop after the brake has been applied with a given pressure. Speed (km/h) Stopping Distance (m) 40 6.6 60 14.9 80 26.5 90 33. 100 41.4 This data can be modelled by a quadratic regression equation in the form 1= ax the + c where x represents the speed and y represents the stopping distance. Your answer 14. The maximum volume of liquid in the tank, to the nearest tenth of a * 2 points gallon, is _ gallons. A 15-gallon tank is being filled with water and has a pump that will drain the tank when the amount of water inside the tank reaches a certain volume. The volume of water in the tank over a 3-hour period can be modelled by the function v = -2 + 5r + 6 where v represents the volume of water in the tank in gallons and / represents the time in hours after noon on a particular day. Your answer Back Next Clear formEach question in Part C is worth 2 marks. Write your answer to each written response question in the space provided. For full marks, show all of your work. Use the following information to answer questions 15 and 16. The tide depth in Deep Cove, British Columbia, from 04:00 to 15:00 on January 6, 2011, can be modelled accurately by the polynomial function f (1) =0.0017 -0.055/ + 0.845/ + 0.293 where f (f) is the tide depth in metres and / is the number of hours after midnight. 15. Use the polynomial function to determine the tide depth, to the nearest * 2 points tenth of a metre, at 10:00 on January 6. Your answer 16. Describe the end behaviour of the function f (t), shown above. * 2 points Your