1. Page 215, 1-24 (skip 3,6,9,etc) and 26-48 (even) and 5-68 (even)7 8 10 11 13 14
42x2
-10y3
-y6
-x8
6a6
20x8
-15b8
-18g7
-6x11
32m10
Page 215, 1-24 (skip 3,6,9,etc) and (even) and 5-68 (even)

2. Page 215, 1-24 (skip 3,6,9,etc) and 26-48 (even) and 5-68 (even)16 17 19 20 22 23
-x19
x7y6
8a8b10
15x10
12x12y9
40m9
Page 215, 1-24 (skip 3,6,9,etc) and (even) and 5-68 (even)

3. a6
-a2
5y8 2

4. a7
3m4
-3m5n3
4x5y2

6. (5x3)(4x5) (7t5)(4t3) (-2x3 y)(-6x4 y7) (-4x4 y2)(-3x2 y6)
A,C,E,G
B,D,F 1
(5x3)(4x5)
(7t5)(4t3) 2
(-2x3 y)(-6x4 y7)
(-4x4 y2)(-3x2 y6) 3
(3x4)2(2x5)2
(2x6)2(5x4)2 4 5 QQ

7. (5x3)(4x5) (7t5)(4t3) (-2x3 y)(-6x4 y7) (-4x4 y2)(-3x2 y6) 2 A,C,E,G
B,D,F 1
(5x3)(4x5)
(7t5)(4t3) 2
(-2x3 y)(-6x4 y7)
(-4x4 y2)(-3x2 y6) 3
(3x4)2(2x5)2
(2x6)2(5x4)2 4 5 2

8. Scientific Notation a shortcut for very large/small numbers
The distance from earth to the north star is 10,000,000,000,000,000,000 meters.
Fewer errors if we write as 1.0 x 1019 ?

9. Scientific Notation Write an equivalent expression using scientific notation:
3,200
3.2  103
Must be at least 1.0 and no more than …

10. Scientific Notation Write an equivalent expression using scientific notation:
139,000 X
.139  106
Must be at least 1.0 and no more than …

11. Scientific Notation Write an equivalent expression using scientific notation:
0.0307
3.07  10-2
Must be at least 1.0 and no more than …

12. Change from scientific notation to standard form:
1.25 x 103
1250

13. Change from scientific notation to standard form:
7.0 x 105
700,000

14. Change from scientific notation to standard form:
4.8 x 10-3
0.0048

15. Change from scientific notation to standard form:
1.8 x 10-4

16. Multiply Using Properties
(3.0 x 105)(4.1 x 10-3)
12.3 x 102
1.23 x 103

17. Divide Using Properties. Show your answer in scientific notation
0.5 x 10-13
5.0 x 10-14

18. Divide Using Properties. Show your answer in scientific notation
2.0 x 103

19. Divide Using Properties. Show your answer in scientific notation
0.3 x 107
3.0 x 106

20. Assignment: Page 219 1 – 23 odd, 25-40 no calculator 41 - 47 and 51 calculator ok