Giải thích các bước giải:
`\vec{AB}` + `\vec{BC}` = `\vec{AC}`
⇒ |`\vec{AC}`| = a
⇔ `\vec{AB}` + `\vec{BC}` = a = 5.
$\text{Đáp án+Giải thích các bước giải:}$
Có: `\vec{AB}` + `\vec{BC}`=`\vec{AC}`
Mà |`\vec{AC}`| `=a ⇒` `\vec{AB}` + `\vec{BC}` `=a=5`
giúp...............................................................
III. Find mistake in the four underlined parts of each sentence and correct it. 1. In my school, students have outdoors activities on Thursday afternoon. A B C D 2. Can you show me how cook this dish, please? A B C D 3. There are a lots of music programmes on TV nowadays. A B C D 4. Would you like to have a breakfast at home with me tomorrow, Hoa? A B C D 5. After dinner the neighbors gathered together in the front yard to watch TV A B C D 6. I am going to see a detective’s film with my friends tonight. A B C D 7. He is sounding very angry on the phone. A B C D 8. She invited her friends have dinner at her home last night A B C D 9. You should take part on sports instead of watching it. A B C D 10. He likes playing football than watching it. A B C D
giúp mik vs ạ cảm ơn trc ai cx đc 5 sao ạ
NTBS trong cấu trúc không gian của ADN có ý nghĩa như thế nào?
Giúp mình với mọi người iiiiiii
Complete the sentences, using the -ing form of the given verbs. do stay travel take do collect plant go eat watch 1. We enjoy _________for a walk around the lake every evening. 2. My friend Jenifer loves _________ unique things. 3. Most of my friends don’t like ._________homework at the weekend. 4. Do you like ___________ flowers in the balcony? 5. I hate _______________ outdoors in the summer. It’s so hot. 6. I don’t like ___________ challenging sports like ice skating or surfing. 7. My cousin David adores _____________ photos. He has got an expensive camera. 8. Who dislikes __________ films on TV? 9. Does Laura hate ________ noodles? 10. My mother detests __________ by bus because she can be carsick.
Mọi người giải giúp mình với ạ mình hứa đánh giá 5sao mình cảm ơn ạ
Ở một loài thực vật, gen A quy định thân cao trội hoàn toàn so với gen a quy định thân thấp, gen nằm trên NST thường 1. nêu phương pháp xác định kiểu gen của cây thân cao 2. Chọn cây có kiểu gen như thế nào giao phối với nhau để F1 xuất hiện cây thân cao và cây thân thấp
Mọi người làm giúp em với ạ . Chiều em phải nộp rồi
VII. Complete the second sentence so that it has similar meaning to the sirst sentence 1. Vinh really loves to hang out with friends. Vinh really enjoys_____________________ 2. Playing beach games is very interesting. It is_________________________________. 3. It is not a good idea to spend too much time on computer games. It’s better to avoid____________________ 4. My parents insist me on learning something interesting. My parents wants _____________________ 5. Jenny finds reading poetry boring. Ienny dislikes_________________________
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