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anonymous
 one year ago
Use the formula for the sum of the first n terms of a geometric sequence to solve. Find the sum of the first 8 terms of the geometric sequence: 8, 16, 32, 64, 128, . . . .
A. 2003
B. 2040
C. 2060
D. 2038
anonymous
 one year ago
Use the formula for the sum of the first n terms of a geometric sequence to solve. Find the sum of the first 8 terms of the geometric sequence: 8, 16, 32, 64, 128, . . . . A. 2003 B. 2040 C. 2060 D. 2038

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Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.0the first term is: a1=8, the constant is d=2 so the requested sum, is: \[\Large {S_8} = {a_1}\frac{{1  {q^8}}}{{1  q}} =  8 \cdot \frac{{1  256}}{{1  2}} = ...?\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[r=\frac{ 16 }{ 8 }=2\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i got the answer thnx for the help doe

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Find the probability. What is the probability that a card drawn from a deck of 52 cards is not a 10?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i need help with this one though

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0A. 12/13 B. 9/10 C. 1/13 D. 1/10 is my answers

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[\frac{ C_{1}^{48} }{ C _{1}^{52} }=\frac{ 48 }{ 52 }=?\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0it would be 1/13 right

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[\frac{ 48 }{ 52 }=\frac{ 12 }{ 13 }\]
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