sarahbrandenburg19 sarahbrandenburg19

11-11-2018
Mathematics

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Find the sum of the geometric sequence -3, 15, -75, 375,… When there are seven terms & select the correct answer below

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naamahmurphy23 naamahmurphy23

13-11-2018

I'm not going to give you the exact answer, but I will tell you that the pattern of the geometric sequence is multiplying by -5. You can get the rest of the pattern by using that general rule.

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