In this lesson, we will review some techniques for solving quadratic equations.

Step 1: Practice quadratic equations together

There are some equations hanging around the room. After reviewing the examples of methods for solving quadratic equations, Walk around the room and work with different people on these problems, writing them down in your notebook.

After solving the equations, compare them with the people working with you and have one person initial your work in agreement.

Step 2: Check your work.

You can begin by checking your answers here. Below are some videos with worked out solutions to these problems. Watch these videos and skim through them and rewind them as needed to check your work.

- Video 1: Square Root Method ; Problems 1-3 or
- Video 2: Completing the Square ; Problems 4-6 or
- Video 3: Quadratic Formula ; Problems 7-9 or

Step 3: Complete your asssignment 3A problems on the back of the handout.

Need help with imaginary answers? Try this video.