3 years ago

Find the 7th term of the geometric sequence –4, 12, –36, 108, –324,...

Mathematics

1 answer:

maks197457 [2]3 years ago

5 0

Answer:

Step-by-step explanation:

a=-4 r=12/-4=-3

T7= ar^n-1

= (-4)(-3)^7-1

=-2916

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