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Morgarella [4.7K]

3 years ago

7

The sum of the following geometric series. 7-56+448-3,584+... when n=11

1 answer:

faust18 [17]3 years ago

6 0

Answer:

A. 6.681.060.239

Step-by-step explanation:

a1 = 7

r = (-8)

n= 11

S11 = 7((-8)^11 - 1)/ (-8-1)

= -7/9 ( -8,589,934,591)

= 6.681.060.239

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