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OpenStudy (anonymous):
Which of the following equations could be used to solve for the tenth term of the following sequence? 15, 13, 11, 9, ... A(10) = 15 + 10(-2) A(10) = 15 + 9(-2) A(10) = 15 + 9(2) A(10) = 15 + 10(2) how do
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OpenStudy (anonymous):
The formula is A(n) = a1 + (a2 - a1)(n - 1) where a1 is the first term and a2 is the second term.
OpenStudy (anonymous):
thats what im getting. @jim_thompson5910
jimthompson5910 (jim_thompson5910):
str99, now you plug in n = 10 and evaluate
OpenStudy (anonymous):
oh so its A?
OpenStudy (anonymous):
A or D right?
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OpenStudy (anonymous):
A(10) = 15 + (13 - 15)(10 - 1) = 15 + 9(-2)
OpenStudy (anonymous):
|dw:1376589573771:dw|
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