67,68,69,70

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.3: Geometric Sequences
Problem 46E
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Question
67,68,69,70
Find the partial sum of the geometric series by using the partial sum formula.
67.
68.
69.
70.
k=1
Σ8(2)*-1
k=1
34-1
Σ-5(-2)-1
k=1
"WI
k-1
Choices for 67-70:
31
80
E) -364
AE)-20
CD) 121
ABD) 1852
ADE) 5115
A)
27
53
AB)-360
BC) 75
CE) 136
ABE) 2040
BCD) 5810
B)
10
9
AC) -182
BD) 85
DE) 142
ACD) 3650
BCE) 21,844
C)
31
16
AD) -40
BE) 105
ABC) 1365
ACE) 4870
BDE) 21,845
D)
Transcribed Image Text:Find the partial sum of the geometric series by using the partial sum formula. 67. 68. 69. 70. k=1 Σ8(2)*-1 k=1 34-1 Σ-5(-2)-1 k=1 "WI k-1 Choices for 67-70: 31 80 E) -364 AE)-20 CD) 121 ABD) 1852 ADE) 5115 A) 27 53 AB)-360 BC) 75 CE) 136 ABE) 2040 BCD) 5810 B) 10 9 AC) -182 BD) 85 DE) 142 ACD) 3650 BCE) 21,844 C) 31 16 AD) -40 BE) 105 ABC) 1365 ACE) 4870 BDE) 21,845 D)
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