Chap7 Section5

Elementary and Intermediate Algebra: Graphs & Models (3rd Edition)

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Section 7.5 Sums and Differences of Rational Functions 691 Version: Fall 2007 7.5 Exercises In Exercises 1 - 16 , add or subtract the rational expressions, as indicated, and simplify your answer. State all restric- tions. 1. 7 x 2 49 x x 6 + 42 x 6 2. 2 x 2 110 x 7 12 7 x 3. 27 x 9 x 2 x + 3 + 162 x + 3 4. 2 x 2 28 x + 2 10 x x + 2 5. 4 x 2 8 x 4 + 56 4 x 6. 4 x 2 x 2 36 x 56 x 2 7. 9 x 2 x 1 + 72 x 63 1 x 8. 5 x 2 + 30 x 6 35 x x 6 9. 4 x 2 60 x x 7 + 224 x 7 10. 3 x 2 x 7 63 30 x 7 x 11. 3 x 2 x 2 48 30 x 2 x 12. 4 x 2 164 x 6 20 6 x 13. 9 x 2 x 2 81 x 126 x 2 Copyrighted material. See: http://msenux.redwoods.edu/IntAlgText/ 1 14. 9 x 2 x 8 + 144 x 576 8 x 15. 3 x 2 12 x 3 + 15 3 x 16. 7 x 2 x 9 112 x 441 x 9 In Exercises 17 - 34 , add or subtract the rational expressions, as indicated, and
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Chap7 Section5 - Section 7.5 Sums and Differences of...

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