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Math 30-2 Date: Unit 7: Logarithmic Functions Skills Assessment You are to demonstrate that you know how to perform each of the following skills from this unit. For full marks you must show a thorough understanding of each concept and all aspects of it, this should include examples and definitions of any new terms. 1. Writing the inverse of a function given the function. 2. Comparing graphs of exponential and logarithmic functions. 3. Converting exponential equations to logarithmic equations, and logarithmic equations to exponential equations. 4. The characteristics of the graph of a logarithmic function. 5. Completing a logarithmic regression on a graphing calculator. 6. Evaluating logarithmic equations with and without the use of a calculator. 7. Using the change of base identity. 8. Applying and combining the laws of logarithms. 9. Solving compound interest problems. The following rubric will be used to determine a mark for each point in this assignment. Mark 4 You have mastered this skill with perfection. You made absolutely no errors of any kind. 3.5 You have a full conceptual understanding but made a very small error. You are almost there! Keep practicing. 3 You have a solid conceptual understanding but made a fairly significant error. 2 You have some understanding of the skill but are still confused. You need some help and more practice. 1 You have attempted something that is headed in the right direction but are still confused. 10 You left the problem blank, or did not show any understanding