Предмет: Математика, автор: Аноним

ПЖ НА НА ФОТО ВСЕ!

Приложения:

Ответы

Автор ответа: adjweek

1

13/10

мы представляем 2 как 2/1

потом 2/1 • 13/20

2 сокращаем на 20 вместо 20 пишем 10

13 так и оставляем

получаем 13/10

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: Аноним

Помогите

1/She ... a brush at the haberdashery last Sandey.

a)bought

b)buys

c) has bought

2/Carol ...already ... a blue scarf for her mother.

a)have chosen

b)chose

c)has chosen

1 год назад

Предмет: Алгебра, автор: Marusiait99

Спасите-помогите! (x+3)/(x-3)+(x-3)/(x+3)-(4(x-6))/(9-x^2)=0 нужно подробное решение

1 год назад

Предмет: Английский язык, автор: Аноним

Put the verbs in brackets into the correct tense.
My father was very pleased when he 1) ................................. (buy) this house because he 2)......................... (always/want) to own a house by the sea. My parents 3)..... (live) here for twenty years now and they 4)...........................................................(never/regret) leaving the city. I 5)........................................(stay) here at the moment because I 6).................... (need) some sea air. It's wonderful. I 7)..............................(walk) on the beach every day. I'm sure I 8).....................................................................(be) sad to leave this earthly paradise.

Put the verbs in brackets into the correct tense
Next month John 1)............... (start) a new job. He 2)............ (decide) to leave his old job when his aunt, who 3).............. (own) a company, asked him to join her. He is sure that he 4).. (enjoy) the new job as he 5).............. (always/want) to work in business. At the moment he 6)........ (go) through the company files so he can learn as much as possible. He 7). (work) next to an experienced accountant for the first two weeks. He hopes he will not let his aunt down as he 8)............................................................................................. (not/work) in a similar post before.

1 год назад

Предмет: Химия, автор: sekim2010

1. Запишите молекулярные формулы Na и P, Ca и F, Al и H.
2.Определите степени окисления элементов в CS2 ,,CrO3 ,Na2S ,Fe2O3 ,AlN
3.Составить формулы: гидроксида магния, гидроксида лития, гидроксида цинка
Определить их группу (по растворимости в воде)

8 лет назад

Предмет: Математика, автор: PomogatelMini

Номер 7 плз.!!!!!!!!

8 лет назад