Home
О нас
Products
Services
Регистрация
Войти
Поиск
stetkhem67
@stetkhem67
August 2021
1
11
Report
Сумма трех первых членов равна 6,первый член равен 5.Найдите третий член и разность прогрессии.
Please enter comments
Please enter your name.
Please enter the correct email address.
Agree to
terms of service
You must agree before submitting.
Send
Answers & Comments
ludmilagena
Verified answer
A1=5
a2=a1+d
a3 = a2+d=a1+2d
a1+a2+a3 =a1+(a1+d)+(a1+2d) = 3a1 +3d =3*5 +3d=15+3d
15+3d = 6
3d = 6-15
d= - 3
a2= 5-3=2
a3=2-3=-1
2 votes
Thanks 1
More Questions From This User
See All
stetkhem67
August 2022 | 0 Ответы
inostrancy dlya uspeshnogo usvoeniya rechevyh form chasto polzuyutsya mnemonikoj kako
Answer
stetkhem67
August 2022 | 0 Ответы
sportsmen massoj 80 kg prygnul v bassejn s vysoty 5 m pogruzhenie v vodu dlilos2c7c5c1d305450919218a26b07c280cd 8795
Answer
stetkhem67
August 2022 | 0 Ответы
s sravnite priobretennye sputnikom kineticheskuyu i potencialnye energii kakaya
Answer
stetkhem67
July 2022 | 0 Ответы
informatika lyudi dobrye pozhalujsta pomogite reshit dayu malo ballov no esli
Answer
stetkhem67
July 2022 | 0 Ответы
nado najti kolichestvo kornej uravneniya na otrezke a cos2x 1 sin2x korni
Answer
stetkhem67
July 2022 | 0 Ответы
sinab sinacosb pomogite rebzi pzhlst
Answer
stetkhem67
July 2022 | 0 Ответы
narod budte lyubezny pomogite s zadachej pozhalujsta kolichestvo ballov na zada
Answer
stetkhem67
July 2022 | 0 Ответы
narod privet vsem pomogite pozhalujsta s prostejshimi trigonometricheskimi uravne
Answer
stetkhem67
July 2022 | 0 Ответы
lyudi dobrye pomogite reshit dayu 40 ballov geometriya 9 klass
Answer
stetkhem67
December 2021 | 0 Ответы
x 2) y = 2sinx^2 3) y = tg(2x^2+1)...
Answer
рекомендуемые вопросы
rarrrrrrrr
August 2022 | 0 Ответы
o chem dolzhny pozabotitsya v pervuyu ochered vzroslye pri organizacionnom vyvoze n
danilarsentev
August 2022 | 0 Ответы
est dva stanka na kotoryh vypuskayut odinakovye zapchasti odin proizvodit a zapcha
myachina8
August 2022 | 0 Ответы
najti po grafiku otnoshenie v3v1 v otvetah napisano 9 no nuzhno reshenie
ydpmn7cn6w
August 2022 | 0 Ответы
Choose the correct preposition: 1.I am fond (out,of,from) literature. 2.where ar...
millermilena658
August 2022 | 0 Ответы
opredelite kak sozdavalas i kto sozdaval arabskoe gosudarstvo v kracii
MrZooM222
August 2022 | 0 Ответы
ch ajtmanov v rasskaze krasnoe yabloko ispolzuet metod rasskaz v rasskaze opi
timobila47
August 2022 | 0 Ответы
kakovo bylo naznachenie kazhdoj iz chastej vizantijskogo hrama pomogite pozhalujsta
ivanyyaremkiv
August 2022 | 0 Ответы
moment. 6....
pozhalujsta8b98a56c0152a07b8f4cbcd89aa2f01e 97513
sarvinozwakirjanova
August 2022 | 0 Ответы
pomogite pozhalusto pzha519d7eb8246a08ab0df06cc59e9dedb 6631
×
Report "Сумма трех первых членов равна 6,первый член равен 5.Найдите третий член и разно..."
Your name
Email
Reason
-Select Reason-
Pornographic
Defamatory
Illegal/Unlawful
Spam
Other Terms Of Service Violation
File a copyright complaint
Description
Helpful Links
О нас
Политика конфиденциальности
Правила и условия
Copyright
Контакты
Helpful Social
Get monthly updates
Submit
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
A1=5a2=a1+d
a3 = a2+d=a1+2d
a1+a2+a3 =a1+(a1+d)+(a1+2d) = 3a1 +3d =3*5 +3d=15+3d
15+3d = 6
3d = 6-15
d= - 3
a2= 5-3=2
a3=2-3=-1