In this lesson, you learned how to:
- Use the quadratic formula to solve quadratic equations.
- Explain when some methods for solving quadratic equations can be more convenient than others.
Here are the activities that helped you reach those goals:
- 9.6.1: Evaluating Expressions
- In this activity, you evaluated expressions using order of operations, square roots, the plus or minus sign, and more.
- 9.6.2: Choosing the Best Method to Solve an Equation
- In this activity, you chose between writing a quadratic equation in factored form or completing the square to solve an equation.
- 9.6.2: Self Check
- 9.6.2: Additional Resources
- 9.6.3: The Quadratic Formula
- In this activity, you used the quadratic formula to show that the solutions of the given quadratic equations were correct.
- 9.6.3: Self Check
- 9.6.3: Additional Resources
- 9.6.4: Solving Equations Using the Quadratic Formula
- In this activity, you used the quadratic formula to solve the given equation.
After these activities, you completed the following practice:
- 9.6.5: Practice
Checking In
On a scale of 1 to 5, how confident do you feel about the learning goals of this lesson?
Nice reflection! You learn more when you take the time to reflect on your thinking.