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Вопрос по алгебре:
(5х-10х/х+1)/15х-15/4х+4-
Автор:
adyson
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Ответ:
(5x^2+5x-10x)/15x(x+1)-15/4(x+1)=(x^2-x)/3x(x+1)-15/4(x+1)=(x-1)/3(x+1)-15/4(x+1)=
=(4x-49)/12(x+1)
Еще 4 ненужных тебе вопроса, но это важно для поиска
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Разложить на множители
4a²-20ab+25b²-
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Вопрос по алгебре:
Андрей выбирает трёхзначное число. Найдите вероятность того,что оно делится на 10. Очень нужно!!!-
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Вопрос по английскому языку:
1) Напиши .где были вчера эти люди .
1) Образец: 1) Inna is at the cinema today . Is- was
- She was at the cinema yesterday too. are - were
2) My grandma is at home .___________________________________________________.
3) Slava and Dima are at the library. ____________________________________________.
4) Ira and Vita are at the cafe. _________________________________________________.
5) Nikita is at the theatre ._______________________________________________________.
6) My parents are at work.______________________________________________________.
2) В октябре многие ученики в классе пропустили занятия по болезни. Напиши , когда их не было в школе . пользуясь подсказками .
Образец: 1) Lena / October 1
- lena wasn't at school on the first of October.
2) Vitalik / October 3 _____________________________________________________.
3) Ann / October 5 ________________________________________________________.
4) Rita and Zina / October 8____________________________________________.
5) Sergey / October 12 _____________________________________________.
6) Alex and Bella / October 15 __________________________________________.
7) Marina / October 30 _________________________________________________.
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Ответов: 5
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1 год назад
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Вопрос по английскому языку:
I.Gerund:read,make,listen,use,forget
1.Could you please stop ____ so much noise?
2.I enjoy ____ to music
3.Have you finished ____ the newspaper yet?
4.My memory is getting worse.I keep ___ things.
5.I don't mind your ____ the phone as long as you pay for all your calls
II.Prepositions: To/off,between/opposite,in/in,in/on,in/at
1.The cafe os ___ the chemist's and the butcher's and ___ library.
2.I got___ the station just in time to see my mother getting ___ the train
3.Travelling ___ your own car is better than going___ soot.
4.Mayra lives ____ Taraz,which ____the south of Kazakhstan
5.We arrive ___ England ___ Gatwick Airport
III.Pronouns
1.____ news came from Russia two weeks ago
a.one b.that c.there d.those e.these
2.I'm sorry i forget to inform you about ___
a.that is b.those c.this was d.that e.these is
3.Do you want this bird or ___ one?
a.those b.an c.these d.that e.the-
Ответов: 1
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1 год назад
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