1. 9.6 Solving Rational Equations p.569

2. Hint for solving: A quick way to solve a rational equation is to multiply everything through by the LCD. This will get rid of all the fractions! Beware of extraneous solutions!

3. Example: Solve. LCD: 2x Multiply each fraction through by the LCD Check your solution!

4. Solve. LCD: ? LCD: (x+1) Check your solution! ? No Solution!

5. Solve. Factor 1 st ! LCD: (x+2)(x-2) Check your solutions!

6. Short Cut! When there is only fraction on each side of the =, just cross multiply as if you are solving a proportion.

7. Example: Solve. Check your solutions!

8. Last Example: Solve. Check your solutions!

9. Assignment