## Section 2.7 - Solving Equations in One Variable

**Essential Question(s):**

Explain how algebraic and graphical techniques are used together to solve rational equations.

**Follow**__these three steps__to complete this "flip" lesson.**STEP 1: Preparation**

__Title__your spiral with the heading above and

__copy__the essential question(s).

**STEP 2: Vocabulary & Examples**

__Copy__and

__define__the following of vocabulary. This can be any tables, properties, theorems, terms, phrases or postulates listed.

__Review__the following examples and

__copy__what is necessary for you. Use the guiding questions for your cornell notes.

__Solving Rational Functions (pages 248-249)__

- Review what a rational equation is.
- Review what extraneous solutions are.
- How can you solve a rational equation by clearing the fractions? (Ex 1 & 2)

__Extraneous Solution (pages 249-250)__

- Review how to eliminate extraneous solutions. (Ex 3 & 4)

__Applications (pages 250-252)__

- How do you calculate acid mixtures? (Ex 5)
- How do you find a minimum perimeter? (Ex 6)
- How can you design a juice can? (Ex 7)

**STEP 3: Reading**

__Read__the following page(s) and take any extra notes as needed.

- Read pages 248-252.
- Make sure to read the paragraphs between the examples.