Unit 3: Curve Sketching Learning Log Entry Task 1 Task 1: Include full solutions to the following questions from the Check Your Understanding sections in this unit. Learning Activity and question number Question Learning Activity 3.1, Find the intervals of increase and decrease for the function 1a. f (x) = x4 - 4x3 - 8x2 - 1 Learning Activity 3.2, Find the intervals of concavity for the function la. f (x) = 2x + 24x2 - 5x -21 Learning Activity 3.3, Find the horizontal asymptote for f (x) _ 8x3-5x2+ 72+1 2x3-51+3 5.Task 2 Task 2: Answer both of these questions . What is the procedure to follow for the analysis of a function in order to sketch the graph? . What is the procedure to follow for finding the intervals of concavity?Task 3 Task 3: Define any three of the following. . 1st derivative test . 2nd derivative test . critical numbers . point of inflection . vertical asymptote . horizontal asymptoteTask 4 Task 4: Reflection . Outline your strengths and weaknesses in this unit. . Reflect on your progress as a self-directed, independent learner. . Include any websites you used for extra practice or videos that you watched