PLEASE READ EACH QUESTION CAREFULLY

1. X2 X + 1 this) and algebraically. Your solution(s) should be rounded to the nearest hundredth for the graphical solution and presented as an exact value for the algebraic solution. (3 marks for graphical solution and explanation; 4 marks for algebraic solution) Solve the equation x 6 = 2 graphically (explain how you do Determine algebraically the locations of any vertical and horizontal asymptotes, points of discontinuity, and x and yintercepts for the 2 _ function y = w. Give a reason for each answer. (10 marks X + x 12 1 for the correct feature; 1 mark for the reason) 3. Match each rational function to its graph. Give reasons for each choice. (12 marks 1 mark for correct match and 2 marks for justification) 4. Jarek lives 20 km upstream from his friend Edward on a river in which the water flows at 4 km/h. If Jarek travels by boat to Edward's house and back again, the total time, t, in hours, for the round trip is given by 401/ v2 16 the domain if Jarek makes the complete round trip? Explain. (2 marks 1 mark for correct domain and 1 mark for explanation) Graph the function and explain what it shows about the situation. (2 marks for graph and 2 marks for explanation). Explain what the behavior of the function near its non-permissible value represents in this context. (2 marks)r L 5 River current = 4 km\": 1, 12.1 " 0H... __ _ ..- "'9'- larek's " Edward's MUS" house- the function r = , where v is the boat's speed, in km/h. What is