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8.1 Adding and Subtracting Polynomials

8.1 Adding and Subtracting Polynomials . Objective: SWBAT add and subtract polynomials and classify polynomials by degree and terms. Mini Quiz 9. For the following numbers: 14, 20, 18, 10, 18 Find the mean Find the median Find the mode. CAHSEE Review. Part Whole. Probability = .

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8.1 Adding and Subtracting Polynomials

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  1. 8.1 Adding and Subtracting Polynomials Objective: SWBAT add and subtract polynomials and classify polynomials by degree and terms.

  2. Mini Quiz 9 For the following numbers: 14, 20, 18, 10, 18 • Find the mean • Find the median • Find the mode

  3. CAHSEE Review Part Whole Probability =

  4. CAHSEE Review

  5. Polynomials: • -3x • 2x2 – 8x4 • -9x3 – 4x – 7x2 + 8 • 6 • 5x – 4x2 + 1

  6. 1. Raise your paper, if you have a linear expression. -3x

  7. 2. Add polynomials 1 and 5 -4x2 + 2x + 1

  8. 3. Raise your paper, if you have a trinomial. 5x – 4x2 + 1

  9. 4. Add polynomials 2 and 3 -8x4 – 9x3 – 5x2 – 4x + 8

  10. 5. Raise your paper, if you have a cubic expression. -9x3 – 4x – 7x2 + 8

  11. 6. Subtract polynomials 2 and 5 -8x4 + 6x2 – 5x – 1

  12. 7. Raise your paper, if you have a monomial. -3x 6

  13. 8. Subtract polynomials 3 and 4 -9x3 – 7x2 – 4x + 2

  14. 9. Raise your paper, if you have a quadratic expression 5x – 4x2 + 1

  15. 10. Add polynomials 1 and 4 -3x + 6

  16. 11. Raise your paper, if you have a constant expression. 6

  17. 12. Subtract polynomials 3 and 3 0

  18. 13. Raise your paper, if you have a quartic expression 2x2 – 8x4

  19. 14. Add polynomials 1, 2, and 3 -8x4 – 9x3 – 5x2 – 7x + 8

  20. 15. Raise your paper, if you have a binomial. 2x2 – 8x4

  21. 16. Add polynomials 5 and 3, then subtract 4 -9x3 – 11x2 + x + 3

  22. 17. Raise your paper, if you have a polynomial. -3x 2x2 – 8x4 -9x3 – 4x – 7x2 + 8 6 5x – 4x2 + 1

  23. 18. Subtract polynomials 2 and 4, and add 3 -8x4 – 9x3 – 5x2 – 4x + 2

  24. 19. Add polynomials 4 and 4, then subtract 5. 4x2 – 5x + 11

  25. 20. Subtract polynomials 5 and 2, then subtract polynomial 1 8x4 - 6x2 + 8x + 1

  26. 21. Add polynomials 2, 3, 4 and 5 -8x4 – 9x3 – 9x2 – 2x + 9

  27. Can anybody tell me what kind of polynomial they have? Example: 3x2 – 4x3 This is a cubic trinomial!

  28. Wrap Up • Classifying Polynomials • By Degree • Constant (0) • Linear (1) • Quadratic (2) • Cubic (3) • Quartic (4) • Adding Polynomials (combine like terms) • Subtracting Polynomials HW: P. 373 #2-40 even Write DLUQ for notes • - Number of Terms • Monomial (1) • Binomial (2) • Trinomial (3) • Polynomial (4+)

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