This assignment is out of 12 marks. To earn full marks for each question, a detailed algebraic solution and/or explanation is required. Review the \"Directing Words\" chart found in the course introduction. Complete all questions before submitting this assignment for grading. Please contact your teacher if you have any questions. 1. Consider the function f(x) : x2 + 4x. a. Sketch the graph of y = f(x) and y = w/f(x) . (2 marks Review the online page L1.1 Graphing Standards.) b. State the domain and range ofy = x/f(x) using set notation. (1 mark). d. Not all points of intersection are invariant points. Explain how you know for certain that the points of intersection for this question are invariant points. Video Hint: https:[[vvs.wistia.com[medias[hahsbimrsg (1 mark)