lizlangstein lizlangstein

17-12-2020
Mathematics

contestada

PLEASE FRICKING HELP ME IF YOU SEE THIS
Write an explicit function to represent the following sequence.
3,9, 27, 81,...

Respuesta :

daserr52894 daserr52894

17-12-2020

Answer:

an=3n

Step-by-step explanation:

r=3This is the form of a geometric sequence.an=a1rn−1Substitute in the values of a1=3and r=3.an=(3)⋅(3)n−1Multiply 3by (3)n−1an=3n

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