Mathematics, 10.11.2020 01:30 sergiogautosg15

Please help, 70 points Represent the geometric series using the explicit formula.

12, −36, 108, −324, …

f(n) = f(n − 1) ⋅ (−3)
f(n) = f(n − 1) ⋅ (3)
f(n) = 12 ⋅ (−3)(n−1)
f(n) = 12 ⋅ (3)(n−1)

Answers: 2

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Please help, 70 points Represent the geometric series using the explicit formula.

12, −...