Giúp mk câu 10 vs 11 tìm giá trị lớn nhất nha

Cho các số a, b, c, d khác 0 thỏa mãn a/b = c/d. Chứng minh rằng:

tìm m để BPT sau nghiệm đúng với mọi x thuộc R $x^{2}$ - 2mx +|x-m| + 2 > 0

Giải giúp mình bài này với ạ được không bạn ơi bạn muốn gì dunhx đc đó lqjbbfjjsjbwkwlqkdnndoxxkdkalwpn. cjhv cjdkkakandnkxkcnfkfldlwkwkktktotoykynpylgmgkgpfnfkfnckfnkfnfjshavah

3m(vuong)20cm(vuong)=? m(vuong)

Cho a = 2 . 3 . 4 . 5 . ... 2005. Có phải 2004 số tự nhiên liên tiếp sau đều là hợp số không? a + 2 ; a + 3 ; a + 4 ; .....; a + 2005

Lm nhanh giúp e vs ạ hứa vote 5 sao và cảm ơn

D Choose the correct answer. 27 When you rang, I ......................my bike. A cleaned C used to clean B was cleaning D clean 28 At my last basketball club, we ...................... every Saturday for three hours. A were training C train B training D used to train 29 I really......................the meal we had at your house last Tuesday. A was liking C like B liked D am liking 30 W e ......................to the beach every day when we were on holiday. A went C go B were going D used to going 31 I broke my leg when Tony and I ...................... for the school sports day. A practised C were practicing B used to practise D are practising 32 Leon never.....................about it, but he was once a world champion skier. A talks C was talking B is talking D talk 33 I ...................like golf, but now I really like it. A don’t use to C didn’t used to B don’t used to D didn’t use to 34 Denise........... at the stadium until she finds a better job. A works B is working C used to work D was working giúp mik vs mik đg cần gấp

Để bài : tìm x, y và z (Mình cần ngay ạ)!!!!

Vẽ anime/ chibi/ phong cảnh >^< NL: Tìm ai đó để avt đôi :v