Đáp án:
`a)ĐK:|x|>=0` luôn đúng
`=>x in RR`
`b)|x-1|>=0` luôn đúng
`c)ĐK:4-|x|>=0`
`<=>|x|<=4`
`<=>-4<=x<=4`
`d)9-12x+4x^2>0`
`<=>(2x-3)^2>0`
`<=>2x-3 ne 0`
`<=>2x ne 3`
`<=>x ne 3/2`
What’s .... animal in your country?(dangerous) * Câu trả lời của bạn My sister is .... person I know.(tidy) * Câu trả lời của bạn That was .... film I’ve seen.(sad) * Câu trả lời của bạn Last year we give him .... gift of all in his birthday.(beautiful) * Câu trả lời của bạn
i bought it without thinking about it first . (spur)
Write a/an or Some. Write C for countable or U for uncountable
Giúp với cần gấp câu 5-12 hứa cho ❤️ 30đ làm đúng
10. The report has been finished by my father for two weeks. 11. The house has been bought by her since 2000. 12. The rooms have been repainted by us for a month. 13. Her house has been decorated by Jane since yesterday. 14. This room has been used for ages. 16. A lot of money has been spent for advertisement. 17. Some of my books have been taken away. 18. Many houses have been destroyed by the fire. 19. Her parents have just been met at the airport by her. 20. A nice cake has just been made by me.
Giúp mik với ạ Mik đang cần gấp
Mn giúp mình trả lời nhanh nhé Nhanh nhất mình sẽ cho câu trả lời hay nhất :3
Một oxi của Nitơ có thành phần về khối lượng là:mN:mO=7:20,PTK của oxit là 108 a)Lập CTHH của oxit đó
Vẽ chibi vui sướng digi full màu full line pic kí pic ko ưu tiên vẽ chibi nhé vẽ có tâm hộ ạ
chuyên gia anh check đáp án giúp mk vs có giải thích chi tiết công thức' mk lm ròi mà ko chắc nên hỏi lại 1) "I have made a terrible mistake", said Peter. -> .................. 2) "I can't live on my basic salary now",Henry said ->....................... 3) "I earn a lot of money in this factory",said the man. ->..................... 4) "We have been here for two and a half years", said Jim -> ................... 5) "I don't mind hard work",Ann said -> .......................... 6) "I'm living with my parents at present",she said. ->...................................... 7) " I hope to have a flat of my own soon", Lucy said -> ......................... 8) "I will look for my shoes tomorrrow", Ann said ->.................................. 9) " My sister has jusst bought a car",said Peter -> .............................. 10) " We arrived in london yesterday",Susan said
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