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

help with 8th grade math! will upvote!! <33 Which of these is a simplified form of the equation 8p + 4 = − p + 7 + 2p + 3p? A. 14p = 11 B. 8 = 4 C. 4p = 3 D.
Which statement best explains the change that occurs when gas particles move more slowly? A. The temperature increases because the average kinetic energy decrea
When it comes to saving money, what is a good rule of thumb?
if angle 1 equals 48 degrees and angle 2 equals 81 degrees determine the measure of the remaining number angles
discuss the theme "Sacrifice is a virtue to be valued" as it relates to "Gift of the Magi."
Eric is a real estate agent. He makes a 5% commission on each house he sells. Last month, Eric sold three houses. The sale price of each house is shown in the t
PLEASE HELP! URGENT!! Given ΔJKL : ΔXYZ, find the scale factor.
PLEASE HELP, THIS IS VERY IMPORTANT!!! 1. Multiply 7/5 and -5/4 answer as an improper fraction in simplest form 2. Multiply -2 1/2 and -3 1/3 3. Divide -24 and
Which is not a primary color of light? a) green b) blue c) yellow d) red
what is the theme of the washwoman by isaac bashevis singer