So far, you've discovered and practiced concepts with polynomials and factoring. Here's a list of what you've done in Unit 1 and Unit 2: Reflect on your progress and then answer the following questions: Which lesson or activity was the most helpful for you? Explain to us how you solved a problem with one of the concepts listed above. Which activity has been the most challenging so far? Is there anything you feel you didn’t get enough information about or could use additional clarification on?