palejandro208 palejandro208

18-08-2021
Mathematics

contestada

Find a9 for the geometric sequence 5, –20, 80, ...

Respuesta :

badtestbot28 badtestbot28

22-08-2021

Answer:

327680

Step-by-step explanation:

The general formula of the formula for the sequence is 5*(-4)^(n-1). The 9th term will be 5*(-4)^8=327680

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