7/12x-0,5=1,25 5/6x-4,15=2,1 2,7+2/9y=4,3. Created by Savranov. matematika-ru

9y=4,3...

August 2022 1 7 Report

7/12x-0,5=1,25
5/6x-4,15=2,1
2,7+2/9y=4,3

Answers & Comments

saxvujf 7/12x = 1,25+0,5
7/12x = 1,75
x = 1,75 ÷ 7/12
x = 3

5/6x = 2,1 + 4,15
5/6x = 6,25
x = 6,25 ÷ 5/6
x = 7,5

2/9y = 4,3 - 2,7
2/9y = 1,6
y = 1,6 ÷ 2/9
y = 7,2

2 votes Thanks 4

arifmeticheskaya progressiya ravna a17d 2najdite summu pervyh desyati chlenov eto

Answer

Savranov July 2022 | 0 Ответы

ukazhite formulu n go chlena arifmeticheskoj progressii 14914

Answer

Savranov July 2022 | 0 Ответы

v arifmeticheskoj progressii a1 3 d5 a najdite summu pervyh 12 chlenov etoj prog

Answer

Savranov July 2022 | 0 Ответы

v beskonechno ubyvayushej geometricheskoj progressii pervyj chlen raven 3a summa rav

Answer

Answers & Comments

ukazhite formulu n go chlena arifmeticheskoj progresii 1135

v kvadrate so storonoj 10 sm vpisan krug s radiusom 5 sm opredelite veroyatnost

5najdite summu etoj progressii

ukazhite formulu n go chlena arifmeticheskoj progressii 1258

arifmeticheskaya progressiya ravna a17d 2najdite summu pervyh desyati chlenov eto

ukazhite formulu n go chlena arifmeticheskoj progressii 14914

v arifmeticheskoj progressii a1 3 d5 a najdite summu pervyh 12 chlenov etoj prog

v beskonechno ubyvayushej geometricheskoj progressii pervyj chlen raven 3a summa rav

рекомендуемые вопросы

Helpful Links

Helpful Social