WARMUPS

1
WARMUPS

• 2X2 3X2 4XY2 - 16 XY2 5
• (3X2 Y2 - 2X) - (5X 2Y2 - 6X)
• 2Y2 - 3X2Y2 6XY2 9X2Y2
• B B B Y Y X X X
• WHAT IS THE POWER AND COEFFICIENT OF -5X3Y2Z4

2
HOMEWORK

• IF YOU CAN DO THESE YOU ARE A SUPER MATHEMATICIAN

3
PRE-ALGEBRA LESSON 13-5
Pages 712714 Exercises
1. (2x2 x 2) (x2 4) 3x2 x
6 2. (x2 2x 4) (x2 2x 2) 2x2 4x
2 3. 2x2 4x 7 4. 4x2 6x 3 5. x
5 6. 5x2 10x 5 7. 2a 9b 8. 9x2 x 5

9. x4 10x3 4x 11 10. 3xy 2x 5y
4 11. 2x3 5x2 x 4 12. 12x2 2xy 3y
3 13. 3x 8 14. 18a2 2a 1 15. 2x
6y 16. x2 9x 2 17. 2ab 2
18. 5x2 2x 9 19. x2 8x 5 20. 15a2
2a 21. 3x2 5x 22. 10j 3k 3m 23. w2
7w 6 24. x2 5 25. 4y 15 26. 2x2 4x
7
13-5
4
Adding and Subtracting Polynomials
PRE-ALGEBRA LESSON 13-5
40. (x 1) x (x 1) 3x 35, 36,
37 41. a. (3x3 9) (x3 3) 2x3
12 b. 28 in.3 c. With x 2, the
original volume is 33 in.3, so its edge is
less than 4 in. It will fit into the
box. 42. a. 2x2 3x 5 b. 0
43. B 44. F 45. C 46. 2 2x2 76 cm 1
one correct answer 47. 15 48. 3 49. 3 5
0. 12 in.2
51. 5 cm2 52. 4.5 cm2 53. 7 mi
13-5
5
MULTIPLYING MONOMIALS

• ADDING AND MULTIPLICATION

6
POWER NOTATION

• 35 3 x 3 x 3 x 3 x 3
• 35 243

7
POWER NOTATION

• 22 2 x 2
• 22 4

8
POWER NOTATION

• 53 5 x 5 x 5
• 53 125

9
POWER NOTATION

• 53 5 x 5 x 5
• 53 125

10
POWER NOTATION

• (-2)4 (-2)(-2)(-2)(-2)
• (-2)4 16

11
POWER NOTATION

• -24 -(2 x 2 x 2 x 2)
• -24 -16

12
POWER NOTATION

• 7 x 7 x 7 x 7 x 7 75

13
POWER NOTATION

• (-8)(-8) (-8)2

14
POWER NOTATION

• 3 31

15
POWER NOTATION

• X 2 X x X

16
POWER NOTATION

• X 4 X x X x X x X

17
POWER NOTATION

• Y 5 Y x Y x Y x Y x Y

18
POWER NOTATION

• Y 1 Y

19
POWER NOTATION

• X2Y3 X x X x Y x Y x Y

20
POWER NOTATION

• X2Y3 X x X x Y x Y x Y

21
MULTIPLYING MONOMIALS

• X2YZ3 X x X x Y x Z x Z x Z

22
MULTIPLYING MONOMIALS

• X3 x Y4
• X3 x Y4 X x X x X x Y x Y x Y x Y

23
MULTIPLYING MONOMIALS

• X3 x X4
• X3 x X4 X x X x X x X x X x X x X
• X3 x X4 X7

24
MULTIPLYIGN MONOMIALS

• A x A4 A x A x A x A x A
• A x A4 A5

25
MULTIPLYING MONOMIALS

• 2A( 4A4 ) 2 x A x 4 x A x A x A x A
• 2A( 4A4 ) 2 x 4 x A x A x A x A x A
• 2A( 4A4) 8A5

26
MULTIPLYING MONOMIALS

• 2X2 x 4Y3 2 x X x X x 4 x Y x Y x Y
• 2 x 4 x X x X x Y x Y x Y
• 8X2 Y3

27
ADDITIVE INVERSE

• MULTIPLY EVERYTHING BY - 1

28
HOMEWORK Numbers Handout

• IF YOU CAN DO THESE YOU ARE A SUPER MATHEMATICIAN