bamerbyAr4vca8nn bamerbyAr4vca8nn

19-09-2016
Mathematics

contestada

.) Find the sum of the first n terms of the geometric sequence for the values of a1and r.

n = 4, a1 = 228, r = 4.8

A. 25,167.476

B. 6575.52

C. 25,214.976

D. 31,790.496

Respuesta :

nobillionaireNobley nobillionaireNobley

23-09-2016

Sn = a(r^n - 1)/(r - 1)
S4 = 228(4.8^4 - 1)/(4.8 - 1) = 228(530.8416 - 1)/3.8 = 228(529.8416)/3.8 = 120,803.8848 / 3.8 = 31,790.496

Answer Link

Otras preguntas

What are some ways to describe the relationship between sets of numbers?

Shakespeare's comedies tend to end with a A. joke. B. resolution. C. marriage. D. mystery.

What process exerts the pull on water molecules that is relayed from leaf to root via cohesion?

What is the average rate of change of f(x), represented by the graph, over the interval [-1, 1]? and my answers are 2 3 5 6

If 2/3p + 6 = 7/6p, what is the value of p?

which expression correctly states that XY is congruent to VW?

Which statement is false !?

Who was responsible for stirring european interest in china prior to the age of discovery?

Consider a right triangle that has these dimensions: the side opposite angle a is 6 meters and the side adjacent angle a is 8 meters. how long is the hypotenu

Write a research problem that would be best studied using a probability sample.