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Mathematics 10 Online
OpenStudy (anonymous):

How do I find the 5th and 6th term of this geometric sequence: 64, -32, 16, -8, ...? I am using the formula: tn = ar^n-1

OpenStudy (anonymous):

r = -1/2

OpenStudy (anonymous):

5th = 4 6th = -2

OpenStudy (anonymous):

ohhh.. thank you!

OpenStudy (anonymous):

How did you get -1/2?

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