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Mathematics 9 Online
OpenStudy (anonymous):

What is the sum of the geometric sequence 1, –4, 16, … if there are 7 terms

OpenStudy (anonymous):

–5,461 5,461 –3,277 3,277 these are the answers that are given to choose from

OpenStudy (anonymous):

please does anyone have an answer

OpenStudy (anonymous):

the sequence goes 1,-4,16,-64,256, -1024,4096 (Powers of 4 alternating positive/negative) Sum is 3277

OpenStudy (anonymous):

thankx

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