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OpenStudy (anonymous):
Which of the following is the formula for the geometric sequence? 320, 80, 20, 5,... A. an = 320(1/4)^n-1 B. an = 320(4)^n-1 C. an = 4(320)^n-1
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OpenStudy (experimentx):
the first one
OpenStudy (anonymous):
A.
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