Giúp mình vẽ sơ đo suy sụp của nhà Trầ cuối thế kỉ XIV với ạ 🙏
mình đang cần gấp 😭😭
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LT
Giúp mình vẽ sơ đo suy sụo của nhà Trần cuối thế kỉ XIV với ah ❤️
Giúp mình với minh đang cần gấp 😭😭
0
12 tháng 3 2023
- Hợp chất vô cơ: CO2, Na2CO3
- Hợp chất hữu cơ:
+ Hiđrocacbon: C4H10, C6H6, C3H4
+ Dẫn xuất của hiđrocacbon: C3H8O, CH3Cl, C6H6Cl6
NT
0
NT
Mọi người giúp mình với ạ, mình đang gì cần gấp, giúp mình nhé😭😭
0
16 tháng 6 2023
5:
a: sin x=2*cosx
\(A=\dfrac{6cosx+2cosx-4\cdot8\cdot cos^3x}{cos^3x-2cosx}\)
\(=\dfrac{8-32cos^2x}{cos^2x-2}\)
b: VT=sin^4(pi/2-x)+cos^4(x+pi/2)+6*1/2*sin^22x+1/2*cos4x
=cos^4x+sin^4x+3*sin^2(2x)+1/2*(1-2*sin^2(2x))
=1-2*sin^2x*cos^2x+3*sin^2(2x)+1/2-sin^2(2x)
==3/2=VP
MA
4 tháng 12 2017
Nam : Hi Song !
Song : Hello Nam !
Nam : how are you ?
Song : i am fine . And you?
Nam : me too
Song :oh! Look that , ARE not Mai and Na right?
Nam : yes . Ehh Mai , Na
Mai and Na : huh
Nam : come on
Na : what's up?
SOng : coming to Lunar New Year, Do you have any plans?
Mai : yes . Everyyear there r many special occasions in VN, but TET holiday is considered the most significant event to vietnamese. In that time, all vietnamese family members try to come back their homes and get togheter.Last tet holiday, i also had a good time with my family.to prepare for tet, i n' my sister bought many things such as: new clothes, foods, fruits... We also bought much paints to repair my house. THe kumquat tree and peach flower are the most important things that can't lack in my family. after cleaning the house, my parents taught to make banh chung .it seemed so hard to me, but ...................
Everyyear there r many special occasions in VN, but TET holiday is considered the most significant event to vietnamese. In that time, all vietnamese family members try to come back their homes and get togheter.Last tet holiday, i also had a good time with my family.to prepare for tet, i n' my sister bought many things such as: new clothes, foods, fruits... We also bought much paints to repair my house. THe kumquat tree and peach flower are the most important things that can't lack in my family. after cleaning the house, my parents taught to make banh chung .it seemed so hard to me, but ...................
Nam : Will we have a party?
Na : That's a good idea!
Song : Ok
Mai: of course
4 tháng 12 2017
Nam:hi,Phong
Phong:oh hi,how are you?
Nam:Iam fine thank you,and you
Phong:Iam OK
Nam:Who are there?
Phong:There are Mai and Anna
Mai and anna:hello
Nam:Nice to meet you!
Mai and anna:Nice to meet you too
Mai: what are you doing?
Phong:we are taking about cycling,are you cycling with them?
Mai:Great idea
Phong,Nam,Anna,Mai:Let's go
Do gấp quá nên mình làm nhanh dở thì đừng chê nhoa
