samkay2835 samkay2835
  • 03-03-2021
  • Mathematics
contestada

what is the sum of the geometric sequence 1,3,9... If there are 14 terms?

Respuesta :

irspow
irspow irspow
  • 03-03-2021

Answer:

Step-by-step explanation:

[tex]s_n=\frac{a(r^n-1)}{r-1},\ a=initial,\ r=common\ ratio,\ n=term\ number\\ \\ s_{14}=\frac{1(3^14-1)}{2}\\ \\ s_{14}=2391484[/tex]

Answer Link

Otras preguntas

What happens if the senate makes changes to a house bill? The house must have the chance to review the changes. The senate sends the bill directly to the gover
What is slope intercept form
Bonnnnnniiiiiee. Hassasss ananananannasnanaananananssndd rectangulkkakkss
Why did interest in African culture increase in the United States after the civil rights movement changed to stress Black Power?
can someone write me a personal narrative or give me tips or how too do it(WRITE ME A PERSONAL NARRATIVE) Please >.
Someone please help me
two people are packing and delivering food, what is the most efficient way to do the job?
Is expelled a transitive or intransitive verb?​
17. The President’s appointment power comes from _____.
which of the following was a characteristic of himanism​