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Mathematics 9 Online
OpenStudy (anonymous):

Which of the following is the formula for the geometric sequence? 320, 80, 20, 5,... an = 320(1/4)n-1 an = 320(4)n-1 an = 4(320)n-1 @kaysnd77

OpenStudy (anonymous):

divided by 4

OpenStudy (anonymous):

the 2nd one

OpenStudy (anonymous):

an = 320(4)n-1 X:

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