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5.3 – Add, Subtract, and Multiply Polynomials

5.3 – Add, Subtract, and Multiply Polynomials. To add or subtract polynomials, add or subtract the coefficients of like terms. You can use a vertical or horizontal format. 5.3 – Add, Subtract, and Multiply Polynomials. Example 1: Add 2x 3 – 5x 2 + 3x – 9 and x 3 + 6x 2 + 11

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5.3 – Add, Subtract, and Multiply Polynomials

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  1. 5.3 – Add, Subtract, and Multiply Polynomials To add or subtract polynomials, add or subtract the coefficients of like terms. You can use a vertical or horizontal format.

  2. 5.3 – Add, Subtract, and Multiply Polynomials Example 1: Add 2x3 – 5x2 + 3x – 9 and x3 + 6x2 + 11 Add 3y3 – 2y2 – 7y and -4y2 + 2y – 5

  3. 5.3 – Add, Subtract, and Multiply Polynomials Example 2: Subtract 3x3 + 2x2 - x + 7 & 8x3 - x2 – 5x+ 1 Subtract 5z2 – z + 3 and 4z2 + 9z – 12

  4. 5.3 – Add, Subtract, and Multiply Polynomials Example 3: Multiply -2y2 +3y – 6 and y – 2 Multiply x + 3 and 3x2 – 2x + 4

  5. 5.3 – Add, Subtract, and Multiply Polynomials Example 4: Multiply x – 5, x + 1, and x + 3

  6. 5.3 – Add, Subtract, and Multiply Polynomials

  7. 5.3 – Add, Subtract, and Multiply Polynomials Example 5: a. (3t + 4)(3 t – 4) (8x – 3)2 (pq + 5)3

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