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OpenStudy (anonymous):
Give the formula for the arithmetic sequence. 1, -1, -3, -5, ... Answer tn = 1 + 2(n – 1) tn = 1 – 2(n – 1) tn = 1 + 2(n – 1) tn = 1 – 2(n + 1)
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OpenStudy (anonymous):
here, first term =1 common difference =t2-t1=-1-1=-2
OpenStudy (anonymous):
AND tn = a+(n-1)d
OpenStudy (anonymous):
can u?
OpenStudy (anonymous):
third option
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