alyssadurant alyssadurant

23-03-2020
Mathematics

contestada

If a1 = 10 and an = 3an-1 then find the value of a6.

Respuesta :

Danboghiu66 Danboghiu66

23-03-2020

Answer:

a(6)=2430

Step-by-step explanation:

a(1)=10

a(n)=3×a(n-1)

This is a geometric sequence, with ratio=3

a(2)=3×a(1)=3×10

a(3)=3×a(2)=3²×10

a(6)=3⁵×20=(27×9)×10=243×10=2430

Answer Link

Otras preguntas

Balance the following oxidation-reduction reaction: Fe(s)+Na+(aq)→Fe2+(aq)+Na(s) Express the coefficients as integers separated by commas (e.g., 4,1,3,2, where

Write the orbital notation for the following elements. a. P b. B c. Na d. C

Tammy and Sara both agree that dogs typically have four legs, a tail, and fur. Tammy thinks that dogs also tend to bite small children while Sara thinks they te

Como hago un ensayo moderno?

Which relation is a function?

Find the improper fraction with a denominator of six that is equivalent to 5 1/2

Write an equation in slope-intercept form of the line that passes through (7,2) and (2, 12).

A soccer player takes a cor- ner kick, lofting a stationary ball 35.0° above the horizon at 22.5 m/s. If the soccer ball has a mass of 0.425 kg and the player’s

During titration, it is very common to have some NaOH spilled to the inside wall of Erlenmeyer flask. Ideally, these spilled NaOH should be washed down, but mos

after 30 yaers earning 5% interest compounded annually the balance of a saving account is 45,880 what was the original deposit in the account to the nearest hun