In this lesson, you will gain understanding of the structure of perfect-square expressions. This lesson will also help you see that perfect squares can be handy for solving equations because we can find their square roots.
When you finish this lesson, you will be able to:
- Recognize perfect-square expressions written in different forms.
- Recognize quadratic equations that have a perfect-square expression and solve the equations.
Here are the activities that will help you reach those goals:
- 9.1.1: Equations with Quadratic Expressions on Both Sides of the Equal Sign
- 9.1.2: Recognizing Structure in Perfect-Square Expressions
- 9.1.2: Self Check
- 9.1.2: Additional Resources
- 9.1.3: Solving Multi Step Quadratic Equations Using Perfect Squares
- 9.1.3: Self Check
- 9.1.3: Additional Resources
- 9.1.4: Explain Why an Expression Is a Perfect Square
After that, you’ll practice and review.
- 9.1.5: Practice
- 9.1.6: Lesson Summary