Warm up 8/12/14 Add or Subtract the Polynomials

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Warm up 8/12/14 Add or Subtract the Polynomials (2x + 3) + (2x² - 3x + 4) (3x² - 2x) – (-4x + 2) + (3x + 4) Find the perimeter of a square if it’s side length is 6x + 5. **Hint draw a picture**

Check HW/CW Answers from yesterday’s classwork. 7a + 1 2p² + 5p – 4 10x² - 7 2x² 7x² + 2x – 3 3a + 5b

Multiplying Polynomials Distribute, follow exponent rules, & combine like terms, Use FOIL or Box Method

8. -2x(x2 – 4x + 2)

(x + 3) (x – 3) 9.

(3x – 1)(2x – 4) 10.

You Try a few . . . (2x + 3)(4x – 2) 2x(2x² + 3x – 10) (x + 5)(4x – 9)

11. Find the area of the rectangle.

12. Find the volume.

13. Profit Problem The Profit, P(x) for a diving company is represented by the product of the revenue per dive, R(x), and the number of customers, C(x). If R(x) = 100 + 20x and C(x) = 30 – 2x, find a polynomial representing P(x).