# VCE Further Mathematics: Exam Prep & Study Guide Final Exam

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#### Question 6 6. Given the following table of data of sales vs. time, what might the graph of the time plot of sales vs time with its 5-mean smoothed time plot superimposed look like? #### Question 8 8. If this stem-and-leaf display is based on the data set below, then what is TRUE about the stem-and-leaf display? 10, 12, 7, 1, 4, 13, 7, 6, 13 #### Question 11 11. If the inverse of matrix A is this, what is the solution when the constants are 10 and 13? #### Question 12 12. Use Cramer's rule to find the z solution to this linear system. #### Question 13 13. What is the y-intercept of this line graph? #### Question 14 14. Which statement is true regarding the graph shown? 