Giúp mình giải chi tiết câu này

Mọi người giải chi tiết và đầy đủ giúp mình nhé

Cho tam giác ABC vuông tại A, đường cao AH

bài 4 Complete these sentences with suitable words 1 used to ride 2 used to go 3 used to be 4 did not use to feel 5 did you use to play

mua chiếc vé xem xiếc 90 000 đồng Hỏi mua 11 Chiếc vé xem xiếc hết bao nhiêu tiền?

a) Tìm số tự nhiên x lớn nhất sao cho: 13; 17; 21 chia x đều có số dư là 1; b) Tìm số tự nhiên x sao cho: 28 chia x dư 3 và 39 chia x dư 4. Giải thích rõ ràng ra cái

III. If possible, make a corresponding sentence with a passive form of the underlined two – or three – word verbs, as in the example. If it is not possible, write “No passive”. Children often look up to strict teachers. …Strict teacher are often looked up to by children… The company phased out the product over a period of three years. The students got the information down as fast as they could. The decision has deprived many people of the right to vote. People often brush up on a foreign language just before a holiday. John called Mrs. Jones back as soon as he got home. The chairman held over the last two items until the next committee meeting. The farmer prevented walkers from crossing the field after he fenced it off. :3 các bạn giúp mình nhaa

phân tích nhân tử a) 2x^2-2 √2x +1 x-5 √x +6 b) x- √x -6 2x^2+2 √6x+3 tìm gtln -5-2x^2+ √3x

Giúpppppp emmmm 1 bàiiii ạ Emmm cầnn gấppp

help vs guys !!!!!!.................