Articles
Register
Sign In
Search
SraAzevedo
@SraAzevedo
January 2020
1
312
Report
Inscrevendo-se nove meios aritméticos entre 15 e 45, qual é o sexto termo da PA?
Please enter comments
Please enter your name.
Please enter the correct email address.
Agree to
terms and service
You must agree before submitting.
Send
Lista de comentários
PauloBarros
A1 = 15
an = 45
9 meios aritméticos
[----------------------------------------------]
a1
a2 a3 a4 a5 a6 a7 a8 a9 a10
a11
a1 = 15
a11 = 45
n = 11
r = ?
an = a1 + (n - 1).r
a11 = a1 + (11 - 1).r
a11 = a1 + 10r
45 = 15 + 10r
45 - 15 = 10r
30 = 10r
10r = 30
r = 30/10
r = 3
(15,
18,21,24,27,30,33,36,39,42
,45)
an = a1 + (n - 1).r
a6 = a1 + (6 - 1).r
a6 = a1 + 5r
a6 = 15 + 5.3
a6 = 15 + 15
a6 = 30
R.: a6 = 30
******************************
a1 = 15
a2 =
a1 + r = 15 + 3
= 18
a3 =
a1 + 2r = 15 + 2.3 = 15 + 6
= 21
a4 =
a1 + 3r = 15 + 3.3 = 15 + 9
= 24
a5 =
a1 + 4r = 15 + 4.3 = 15 + 12 =
27
a6 =
a1 + 5r = 15 + 5.3 = 15 + 15
= 30
a7 =
a1 + 6r = 15 + 6.3 = 15 + 18
= 33
a8 =
a1 + 7r = 15 + 7.3 = 15 + 21
= 36
a9 =
a1 + 8r = 15 + 8.3 = 15 + 24
= 39
a10
= a1 + 9r = 15 + 9.3 = 15 + 27
= 42
a11 = 45
28 votes
Thanks 35
PauloBarros
Disponha Brisa! bjs
More Questions From This User
See All
SraAzevedo
January 2023 | 0 Respostas
Responda
SraAzevedo
January 2020 | 0 Respostas
Responda
SraAzevedo
January 2020 | 0 Respostas
Responda
SraAzevedo
December 2019 | 0 Respostas
Responda
SraAzevedo
December 2019 | 0 Respostas
Responda
SraAzevedo
December 2019 | 0 Respostas
THE BEATLESThe Beatles were the most famous pop group in history.It was formed by four Englishmen: George Harrison (1943) Jonh Lennon (1949-1980). Raul MacCartney (1942) and Ringo Star (1940).Ringo Star played the drums, and the others played the guitar. They all Sang. Lennon and MacCartney wrote most of Songs, but Harrison and Star wrote Songs too.All the four of them were born in Liverpool, England In 1960 they formed "The Beatles".During the 60's, The Beatles revolutionized pop music and today their Songs are rock'n roll classic.The group parted in the beginning of the 1970's for personal and commercial reasons.Nowadays, Paul, Ringo and Georoge have their ownbands and solo careres.EXERCISES1- Fill in this file card based on the teat:Group: ______________________Nationality:______________________Place of birthday:______________________Group formation:______________________Group separation:______________________John Lennon's death:______________________Age George's:______________________
Responda
SraAzevedo
December 2019 | 0 Respostas
Responda
SraAzevedo
December 2019 | 0 Respostas
Responda
SraAzevedo
December 2019 | 0 Respostas
Responda
SraAzevedo
December 2019 | 0 Respostas
Responda
Recomendar perguntas
Deividyfreitas
May 2020 | 0 Respostas
BlackShot
May 2020 | 0 Respostas
Vanessakellen
May 2020 | 0 Respostas
Guiduarter
May 2020 | 0 Respostas
Mrzaine
May 2020 | 0 Respostas
O QUE SERIA AUTONOMIA?
Grazifer
May 2020 | 0 Respostas
Joazinho
May 2020 | 0 Respostas
a palavra rapidez formou se de qual derivacao
Celiana
May 2020 | 0 Respostas
Joazinho
May 2020 | 0 Respostas
Anatercia
May 2020 | 0 Respostas
×
Report "Inscrevendo-se nove meios aritméticos entre 15 e 45, qual é o sexto termo da PA?.... Pergunta de ideia de SraAzevedo"
Your name
Email
Reason
-Select Reason-
Pornographic
Defamatory
Illegal/Unlawful
Spam
Other Terms Of Service Violation
File a copyright complaint
Description
Helpful Links
Sobre nós
Política de Privacidade
Termos e Condições
direito autoral
Contate-Nos
Helpful Social
Get monthly updates
Submit
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
an = 45
9 meios aritméticos
[----------------------------------------------]
a1 a2 a3 a4 a5 a6 a7 a8 a9 a10 a11
a1 = 15
a11 = 45
n = 11
r = ?
an = a1 + (n - 1).r
a11 = a1 + (11 - 1).r
a11 = a1 + 10r
45 = 15 + 10r
45 - 15 = 10r
30 = 10r
10r = 30
r = 30/10
r = 3
(15,18,21,24,27,30,33,36,39,42,45)
an = a1 + (n - 1).r
a6 = a1 + (6 - 1).r
a6 = a1 + 5r
a6 = 15 + 5.3
a6 = 15 + 15
a6 = 30
R.: a6 = 30
******************************
a1 = 15
a2 = a1 + r = 15 + 3 = 18
a3 = a1 + 2r = 15 + 2.3 = 15 + 6 = 21
a4 = a1 + 3r = 15 + 3.3 = 15 + 9 = 24
a5 = a1 + 4r = 15 + 4.3 = 15 + 12 = 27
a6 = a1 + 5r = 15 + 5.3 = 15 + 15 = 30
a7 = a1 + 6r = 15 + 6.3 = 15 + 18 = 33
a8 = a1 + 7r = 15 + 7.3 = 15 + 21 = 36
a9 = a1 + 8r = 15 + 8.3 = 15 + 24 = 39
a10 = a1 + 9r = 15 + 9.3 = 15 + 27 = 42
a11 = 45