2. Ch 8 Exponents and Exponential Functions

3. Ch 1 Connections to Algebra
-variables, exponents and powers, order of operation, equations and inequalities, tables and graphs
Ch 2 Properties of Real Numbers
-addition, subtraction, multiplication, division, matrices, probability and odds
Ch 3 Solving Linear Equations
-adding and subtracting, multiplying and dividing equations, decimal equations, formulas, rates, ratios, percents
Ch 4 Graphing Linear Equations and Functions
-coordinates and scatter plots, quick graphs with intercepts, slope, direct variation, quick graphs using slope-intercept, solving equations by graphing, functions and relations
Ch 5 Writing Linear Equations
-using slope-intercept form, given slope and a point, given two points, best fitting line, point-slope form, standard form, predicting with linear models

4. 6.1 Solving One-Step Linear Inequalities x + 8 > 1
6.2 Solving Multi-step Linear Inequalities 5x – 3 > 12
6.3 Solving Compound Inequalities -5<2x + 3 < 7
6.4 Solving Absolute-value Equations and Inequalities
|x-4|=8 |5x+1|+3 =14
6.5 Graphing Linear Inequalities in Two Variables
Graph x + y > 3

5. 6.6 Stem and leaf plots; mean, median, mode
6.7 Box and whisker plots

11. Ch 8 Exponents and Exponential Functions

13. Summary
Rule
73•72=75
aman = am+n

14. Summary
Rule =
(am)n = amn

24. 8.1 p # even, 75-79, 82-84

25. 8.1 p # even, 75-79, 82-84

26. 75.) V=4/3 π r3 r=3a
V=4/3 π(3a)3
V=4/3 π(3)3a3
V=(4/3)(27) πa3
V=36πa3 or a3
76.) V=(1/3) πr2h h=24 r=2b2
V=(1/3) π(2b2)2(24)
V=(1/3) π(22)(b2)2(24)
V=(1/3) π(4)(b4)(24)
V=32 πb4 or b4
8.1 p # even, 75-79, 82-84

27. 79)a)
Total possible answers =
Part A + Part B
=210 +(22)10
230 ways to answer all 20 questions
8.1 p # even, 75-79, 82-84

28. 8.1 p # even, 75-79, 82-84

31. X 2x -3 -2 -1 1 2 3

33. 8.2 p even

34. 8.2 p even

35. 8.2 p460 #46-48, even,66-70 all

36. 8.2 p460 #46-48, even,66-70 all

37. 8.2 p460 #46-48, even,66-70 all

38. X
(1/5)x -3 -2 -1 1 2 3
8.2 p460 #46-48, even,66-70 all

39. X
(5)x -3 -2 -1 1 2 3
8.2 p460 #46-48, even,66-70 all

40. X 3x
(1/3)x -2 -1 1 2 3
8.2 p460 #46-48, even,66-70 all

41. 8.2 p460 #46-48, even,66-70 all

42. 8.2 p460 #46-48, even,66-70 all

49. 8.3 p even

50. 8.3 p even

51. 8.3 p even

52. 8.3 p even

53. 8.3 p #49-66

54. 8.3 p #49-66

55. 8.3 p #49-66

56. 8.3 p #49-66

57. 8.3 p #49-66

61. Height (0)=.0032
Height (1) = 2(.0032)
Height (2) = 2(2(.0032))
Height (3) = 2(2(2(.0032)))
Height (4) = 2(2(2(2(.0032))))
Height (25) = 225(.0032) = 107, inches or feet

62. To review for the quiz over 8.1-8.3

63. Review quiz on p469

64. X
(5)x -3 -2 -1 1 2 3

65. 34,690
b. 1.78 c d
e. 5,600,000,000

70. 8.4 p #16-56 even, 58-60,62

71. 8.4 p #16-56 even, 58-60,62

72. 8.4 p #16-56 even, 58-60,62

73. 8.4 p #16-56 even, 58-60,62

74. 8.4 p #16-56 even, 58-60,62

75. 8.4 p #16-56 even, 58-60,62

76. 8.4 p #16-56 even, 58-60,62

78. W=C(1+r)t
C=0.3 grams
R=.10
T=1 day
C=0.3 grams
R=.10
T=42 days

79. P=C(1+r)t C=20 rabbits R=200% T=5 years
P=C(1+r)t
C=20 rabbits
R=200%
T=5 years

80. Y= C(1+r)t C=$500 R=.04 T=5 and 10 Y=500(1+.04)5 =$608.33

82. #6-16 even, 18-24,29-31

83. #6-16 even, 18-24,29-31

84. #6-16 even, 18-24,29-31

85. #6-16 even, 18-24,29-31

86. 21.) Y=10,000(1+.25)t t=0 to 10
21.) Y=20,000(1+.20)t t=0 to 10
C=10,000
C=20,000 1
10,000
20,000 2 3 5 10
93,132
123,834
#6-16 even, 18-24,29-31

87. 30 1 2 3 4
P=C(1+r)t
C=30
R=100, Growth factor=200
T=4
P=30(1+1)4
P=30(2)4
P=30(16)
P=480 mice in 4 years
#6-16 even, 18-24,29-31

88. #6-16 even, 18-24,29-31

89. #6-16 even, 18-24,29-31

93. Exponential Growth
Y=C(1+r)t
(1+r)>1
Exponential Decay
Y=C(1-r)t
(1-r)<1

96. 8.6 p488 #10-26,(27-29, 31-34,35-39) T=C(1-r)t T=20,000(1-.15)^3
8.6 p488 #10-26,(27-29, 31-34,35-39)

97. 8.6 p488 #10-26,(27-29, 31-34,35-39)

98. 8.6 p488 #10-26,(27-29, 31-34,35-39)

99.
8.6 p488 #10-26,(27-29, 31-34,35-39)

100.
8.6 p488 #10-26,(27-29, 31-34,35-39)

101. 64 1 2 3 4 5 6
8.6 p488 #10-26,(27-29, 31-34,35-39)

102. Year Miles 1894 M=302(1-.1)^0= 302 1896 2 M=302(1-.1)^2=244 1898 4
Cable Car Miles=302 (1-.10)^t t=1 to 9
Year
Miles
1894
M=302(1-.1)^0= 302
1896 2
M=302(1-.1)^2=244
1898 4
M=302(1-.1)^4=198
1900 6
M=302(1-.1)^6=161
1901 7
M=302(1-.1)^7=144
1903 9
M=302(1-.1)^9=117
8.6 p488 #10-26,(27-29, 31-34,35-39)

103. Sweater=C(1-.2)t t=0 to 5
Example=$40 1 2 3 4 5
8.6 p488 #10-26,(27-29, 31-34,35-39)

104.
8.6 p488 #10-26,(27-29, 31-34,35-39)

105. 8.6 p488 #10-26,(27-29, 31-34,35-39)

106. 8.6 p488 #10-26,(27-29, 31-34,35-39)

107. T
y=4^t -3 -2 -1 1 2 3
Graphing Calculator
8.6 p488 #10-26,(27-29, 31-34,35-39)