1. Algebra T3 Today: 10.2 Check Up 10.3 Instruction Break - Logic Finish 10.3 Practice Everything that is done in the world is done by hope. Martin Luther

2. Assignment: 10.2 p588 #19-47 odd Optimism is the faith that leads to achievement. Nothing can be done without hope and confidence. Helen Keller Algebra T3

3. 10.3 Special Products of Polynomials Objectives: 1.Multiply using the square of a binomials pattern 2.Multiply using the sum and difference pattern Vocabulary: above

4. Multiply: 2x · 3x 2

5. Multiply: 4x 2 · 5x 3

6. Multiply: 7z 2 · 5z 3

7. Multiply: -x 2 · 3x

8. Multiply: 12x 2 · -4x 4

9. Multiply: 3y 2 · 7y 4

10. Multiply: 5a 2 · 3b 3

11. Multiply: -5x 2 · 5x 4

12. Multiply: -3x 2 + 5x 2

13. Multiply: -30w 2 · 51w 25

14. Multiply: 5x 3 y 7 · 8x 2 y 3

15. Multiply: (x + 3)(x - 3)

16. Multiply: (x + 5)(x - 5)

17. Multiply: (x + 7)(x - 7)

18. Multiply: (x - 10)(x + 10)

19. Multiply: (2x - 10)(2x + 10)

20. Multiply: (5x - 6)(5x + 6)

21. Sum difference pattern: (a + b)(a - b) = a 2 - b 2

22. Multiply: (x 2 - 10)(x 2 + 10)

23. Multiply: (x 2 - 10)(x 2 + 10)

24. Multiply: (2x 2 - 5)(2x 2 + 5)

25. Multiply: (8x 2 + 7)(8x 2 - 7)

26. Multiply: (3x 3 + 11)(3x 3 - 11)

27. Multiply: (20x 30 + 15y) (20x 30 – 15y)

29. Multiply: (x + 2) 2 (x + 2)(x + 2)

30. Multiply: (x + 10)(x + 10)

31. Multiply: (x + 3)(x + 3)

32. Multiply: (2x + 3)(2x + 3)

33. Sum difference pattern: (a + b) 2 = a 2 + 2ab + b 2

34. Multiply: (5x + 7)(5x + 7)

35. Multiply: (3x 2 + 8)

36. Multiply: (5x 2 + 4) 2

37. Multiply: (x - 4)

38. Multiply: (x - 5)

39. Multiply: (2x - 7)

40. Multiply: (3x - 4)

41. Sum difference pattern: (a – b) 2 = a 2 – 2ab + b 2

42. Multiply: (9x - 12)

43. Multiply: (2x 2 – 3y) 2

44. Multiply: (5x 4 – 3x 2 ) 2

45. Multiplication Patterns: (a + b)(a - b) = a 2 - b 2 (a + b) 2 = a 2 + 2ab + b 2 (a – b) 2 = a 2 – 2ab + b 2

46. Assignment: 10.3 p593 #15-38 – write original problem Algebra T3 Everything that is done in the world is done by hope. Martin Luther