# Warm ups - PowerPoint PPT Presentation

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## Warm ups

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### Objective: To solve rational expressions Standard 5.0 Determine the LCD Multiply through the entire equation by the LCD Cancel factors in each fraction There should ... – PowerPoint PPT presentation

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Title: Warm ups

1
Warm ups
2
12-8 Solving Rational Expressions
• Objective To solve rational expressions
• Standard 5.0

3
Steps for solving
1. Determine the LCD
2. Multiply through the entire equation by the LCD
3. Cancel factors in each fraction
4. There should not be any fractions left!
5. Distribute
6. Solve for the variable

4
Example 1
LCD 60
12
20
60
60
60
15
5
Lets try together
• 1) 2)

6
Example 2
LCD 6(3e1)
2
6(3e1)
6(3e1)
6(3e1)
3(3e1)
7
Example 3
LCD 3(m2)(m-2)
3(m2)(m-2)
3(m2)(m-2)
3(m2)(m-2)
8
Example 3 Continued
9
Homework
• Page 700 17-33 odds

10
Math Lab Warm ups
11
Find the LCM
12