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MD Review T3 F09

# MD Review T3 F09 - Math D Review Problems for Test#3...

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Math D Review Problems for Test #3 - Chapters 6 and 7 Chapter 6: Rational Expressions, Functions, and Equations 6.1: Find the domain of the following. 1. ( ) 4 5 f x x = 2. 3. ( ) 2 4 1 f x x x = + + 0 ( ) 2 7 6 x f x x x + = + Simplify. 4. 2 36 6 x x 5. 2 2 2 8 5 20 x x x 6. 2 2 10 10 25 x x x 6.1-6.2: Simplify by performing the indicated operation. 7. ( ) 2 2 2 2 5 5 25 7 10 x x x x x x + + + 8. 3 2 2 8 3 7 2 3 3 8 3 x x x x x x + ÷ + 9. 3 9 5 1 6 6 x x 10. 5 7 4 3 2 2 x x x x + 11. 3 2 a a a + 1 12. 2 2 2 4 3 x 2 x x x + + 13. 6 2 5 x x x + + 14. 2 2 4 7 9 x x x 6.3: 2 4 1 1 3 2 x x x Simplify. x 15. 16. 1 1 5 2 3 x x + 17. 1 49 7 a a a + 6.4: Divide. 18. ( ) ( 3 2 7 2 x x x + ÷ ) 19. ( ) ( ) 4 3 2 11 12 3 x x x x x + + ÷ + 20. ( ) ( ) 4 2 5 2 x x x + ÷ + 1

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6.6: Solve. 21. 1 1 5 3 3 x x + = 22. 5 3 2 1 1 x x + = 23. 4 3 3 2 1 x x x + = + 24. 3 2 1 2 x x + = 25. 2 2 5 36 3 3 x 9 x x x + = + 26. 42 x x x + = 6.7: Solve for b.
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MD Review T3 F09 - Math D Review Problems for Test#3...

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