PrettyAddictionxoxo
PrettyAddictionxoxo PrettyAddictionxoxo
  • 23-10-2021
  • Mathematics
contestada

HELP PLEASE!!
Write a recursive rule for an=1/3•4^n-1

A.) an=1/3•an-1
B.) an=4•1/3an-1
C.) an=1/3•4an-1
D.) an=4•an-1

Respuesta :

physicsgeniuspi physicsgeniuspi
  • 23-10-2021

Answer:

D.) an = 4 * an-1

Step-by-step explanation:

a(n) = (1/3) * 4^(n-1)

a(n-1) = (1/3) * 4^(n-1-1) = (1/3) * 4^(n-2)

Thus,

a(n) = (1/3) * 4 * 4^(n-2) = 4 * [(1/3) * 4^(n-2)] = 4 * a(n-1), so that

a(n) = 4 * a(n-1).

Answer Link

Otras preguntas

Pls help me :) I would appreciate it
Find the value of x. A. 5.58 B. 9.14 C. 15.2 D. 10 PLEASE HELP!!! :(
a shopkeeper sold 16 articles for a total of £400 and made a profit of £48.00 how much did each article cost him
What are the qualities of healthy person?​
give example question about book a taxi?
Please give this in steps
There are 1175 calories total in a Big Mac, a Grilled Chicken Sandwich and a 6-piece chicken nugget meal. A 6-piece chicken nugget meal has half the calories of
Identify the terms in the expression. (Enter your answers as a comma-separated list.) 5y3 + y + 3
fraction into the statement 1:50000​
what should we do to strengthen the energy supply in nepal​