A strategy from learning science for retaining material is to write a summary of things you have learned and to note how this new information relates to previous concepts. Take a few moments to answer the following questions or write a summary of what you have learned from this section. a. How can you recognize a quadratic equation? b. What methods can you use to solve a quadratic equation? Explain each method. c. How many solutions can a quadratic equation have? d. What is the discriminant of a quadratic equation, and what does it determine? e. Write the formulas that you can use to solve application problems. f. How can you connect the concepts in this section to previous topics you have learned?