apriavitalimae
apriavitalimae apriavitalimae
  • 04-06-2016
  • Mathematics
contestada

Given the following sequence, find the 15th term: 3,1,-1,-3,-5

Respuesta :

arex21
arex21 arex21
  • 04-06-2016
-25 just subtract 2 everytime 
Answer Link
Panoyin
Panoyin Panoyin
  • 05-06-2016
3, 1 ,-1, -3, -5
 -2  -2  -2   -2

a(n) = a₁ + d(n - 1)
a(n) = 3 - 2(n - 1)
a(n) = 3 - 2(n) + 2(1)
a(n) = 3 - 2n + 2
a(n) = -2n + 3 + 2
a(n) = -2n + 5

a(n) = -2n + 5
   a₁₅ = -2(15) + 5
   a₁₅ = -30 + 5
   a₁₅ = -25
Answer Link

Otras preguntas

What do floor leaders do?
list examples or important details in "when i was young and fair" by Elizabeth 1 the author chose to omit. explain ow these missing details contribute to the em
How many brain cells are there in an average human brain?
What is the Boston tea party
The government of Country C has passed a law protecting the physical safety of factory workers. This is an example of
What are four major differences between informal speech and prose?
Which statement about direct objects is true?
1. Using support from your research materials, identify and explain any political, social, economic, or cultural issues that may shape the story.
Both Jacques Cartier and Samuel de Champlain explored
Part A: Darla rented a room for 3 days at $285.00 per day. If she rents the same room for 6 days, it would cost $510. Write an equation in the standard form to