Adding and Subtracting Rational Expressions Advanced Math Topics Mrs. Mongold

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  • Adding and Subtracting Rational ExpressionsAdvanced Math Topics

    Mrs. Mongold

  • Adding and Subtracting Rational ExpressionsFinding Least Common Multiples and Least Common Denominators!Use prime factorization

    Example: Find the LCM of 6 and 46 = 234 = 22LCM= 223 = 12

  • Find the LCM1. a2 6a + 9 and a2 + a -12

  • Find the LCM2. 18r2s5, 24r3st2, and 15s3t

  • Find the LCM 3. 12a2b4, 27ac3, and 18a5b2c

  • Find the LCM4. 15a2bc3, 16b5c2, 20a3c6

  • Find the LCM5. p3 + 5p2 + 6p and p2 + 6p + 9

  • Find the LCM6. q2 4q + 4 and q3 3q2 + 2q

  • Find the LCM7. 2k3 5k2 12l and k3 8k2 +16k

  • Find the LCM8. x3-x2 2x and x2 4x + 4

  • Find the LCM9. 6m3n5, 42mnp2, 36m3n4p

  • Add and Subtract Rational ExpressionsSame as fractionsTo add two fractions we find the LCD, the same things is going to happen with rational expressions

  • Examples10. Simplify

  • Examples11. Simplify

  • Examples12. Simplify

  • Examples13. Simplify

  • Examples14. Simplify

  • Examples15. Simplify

  • Examples 16. Simplify

  • Examples17. Simplify

  • Examples18. Simplify

  • Examples19. Simplify

  • Examples20. Simplify

  • Examples21. Simplify

  • Examples22. Simplify

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  • Examples24. Simplify

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