Chủ đề:
Ôn tập: Phân thức đại sốCâu hỏi:
Tính:
\(\dfrac{x^3+8}{x^2-2x+1}\) X \(\dfrac{x^2+3x+2}{1-x^2}\)
Mn giúp mik vs ạ
I.Complete each sentence with a tag-question
1.You can speak English,...?
2.Tom's on holiday,...?
3.Viewers are able to ask question about that,...?
4.Tuoitre is one of the most popular magazines in VN,...?
5.Your sister must do this work,...?
II.Rewrite these sentences into tag question
1.Doesn't your brother like watching TV? ->....................................
2.Is Mary reading a book in her room? ->....................................
3.Won't his parents buy him the new game? ->....................................
4.Have you just used the computer? ->....................................
5.Please,turn off the television? ->.....................................
6.Let's listen to the radio? ->.....................................
7.Are there many interesting programs tonight? ->.....................................
8.Am I late for party? ->.....................................
9.Didn't Ba produce the first TV picture in 1920? ->.....................................
10.Do they never go to the theater? ->......................................
GIÚP MIK VS!!!
MIK Đg CẦN GẤP!
THANKS MỌY NG NHAAA.
Thu gọn các đơn thức sau,xác định hệ số và tìm bậc
a) \(\dfrac{1}{2}\)( \(^{x^3}\)).(\(\dfrac{-3}{4}\))\(^{x^2}\)
b) (-2x)\(^{^2}\).(\(\dfrac{1}{2}\))\(^{^3}\)
c) (\(\dfrac{4}{5}\)x)\(^{^2}\).\(\dfrac{15}{2}\).\(^{x^3}\)
d) \(\dfrac{2}{9}^{x^2}\).(\(\dfrac{3}{2}\))\(^{^2}\)
e) (\(\dfrac{3}{5}\)x)\(^{^2}\).(\(\dfrac{5
}{2}\)\(^{x^3}\))\(^{^2}\)
GIÚP MIK VỚI MIK ĐANG CẦN GẤP GẤP!!!THANKS MỌI NGƯỜI