samkay2835 samkay2835

03-03-2021
Mathematics

contestada

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

Respuesta :

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

the diffrence of two numbers,a and b,is 21,the diffrence of five times a and two times b is 18 what are the values of a and b

In trapezoid ABCD with bases AB and DC , diagonals intersect at point O. Find the length of diagonal BD , if BO=6 cm and: AO/AC = 3/4

What made the founding fathers different according to Gordon s wood ( revolutionary characters) this is an essay question.

A cat jumps from a balcony. About how fast is the cat moving after 1.5 seconds?

please help. i have this propaganda project. i chose to be on the colonists side to fight british oppression. i need help with the first two please.

Based on Robert Frost’s poem "The Road Not Taken,” which line most supports the theme that the desire to have it all often makes decisions difficult?

he worked ---- and was promoted in two years a) hardly b) diligentlyc) lethargically d) lazily

PLEASE ANSWER 4 QUESTIONS!!!! I GIVE 15 POINTS!!!!. 6 -. Which statement best describes how an author uses indirect characterization? # The author uses explicit

Velma must make five bottles of lemonade for the kids playing outside each bottle requires 3/4 cup of sugar how much sugar does she need?

which of the following is NOT one of the three ways to recycle antifreeze? A.Mobile recycling B.On-site recycling C.Subterranean recycling D.Off-site recycli