logr4eeWholatalberh
logr4eeWholatalberh logr4eeWholatalberh
  • 19-07-2016
  • Mathematics
contestada

find the next 3 terms in the geometric sequence.

1, 4, 16, 64, ...

a)256, 1024, 4096
b) 86, 108, 130
c) 128, 256, 512
d) 96, 192, 288

Respuesta :

dalendrk
dalendrk dalendrk
  • 24-07-2016
[tex]a_1=1;\ a_2=4;\ a_3=16;\ a_4=64;\ a_5=?;\ a_6=?;\ a_7=?\\\\r=a_2:a_1\\\\r=4:1=4\\\\a_n=a_1r^{n-1}\\\\a_n=1\cdot4^{n-1}=4^{n-1}\\\\a_5=4^{5-1}=4^4=256\\\\a_6=4^{6-1}=4^5=1024\\\\a_7=4^{7-1}=4^6=4096\\\\Answer:\boxed{256;\ 1024;\ 4096}\to\fbox{a)}[/tex]
Answer Link

Otras preguntas

List the five questions you should ask yourself when trying to determine if a source of health information is reliable and trustworthy.
Pick the TWO conversions which are exact. 1 yd = 36 in 454 g = 1 lb 1 kg = 1000 g 1 kg = 2.204 lb
the function p(t)=350e^-.2t represents the population of a city, in thousands, t years after 2010. determine the population of the city in 2014
12. Which one of the following choices might be an appropriate image for visualization? A. A car driven very fast B. A picture of a favorite relative fr
What are heat resistant zooxanthellae? What is Coral Bleaching?
Los pasteles son muy _____ para la salud. A. mala B. malos C. malas D. malo
How to get median from two numbers
This religion was popular in the cities of west Africa because it helped the people to ____ with Muslim arabs.
when looking up rhe meaning of the word integrity in the dictionary it wpuld be found before which of the following words a. intelligent b. income c. insided. i
Cranial and spinal nerves are part of the _______ system. A. circulatory B. urinary C. central nervous D. peripheral nervous