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13. b b g g n n x 2 – 27x x 2 – 13x a 2 – 63a a 2 – 8a n n y 2 – 4y – m 2 – 60m p 2 – 8p – r w 2 + 9w – t 2 – k k – x 2 – 22xy – 8y d d + 6 Homework Answers

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1.(x + 4)(x – 2) 2.(2x + 3)(x + 6) 3.(3x – 1)(2x – 4) 4.(x + y)(2x – 3y) 5.(3x – 2y)(3x + 2y) Evaluate the following

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Special Products Lesson 35

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The square of a + b is: 1.The square of a (a 2 ) plus (+) 2.Two times the product of a and b (2ab) plus (+) 3.The square of b (b 2 ) Ex: (a + b) 2 = a 2 + 2ab + b 2 Prove this is true by FOIL-ing (a + b) 2 Square of a Sum (a + b) 2

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1.(x + 4) 2 2.(3z + 1) 2 3.(4y + 5z) 2 Examples Of Square of a Sum Problems

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The square of a – b is 1.The square of a (a 2 ) minus ( - ) 2.Two times the product of a and b (2ab) plus (+) 3.The square of b (b 2 ) Ex: (a - b) 2 = a 2 - 2ab + b 2 Prove this is true by FOIL-ing (a - b) 2 Square of a Difference (a – b) 2

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1.(x – 5) 2 2.(3c – 4) 2 3.(5m 3 – 2n) 2 Examples Of Square of a Difference Problems

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