1.is/in/cunning/step/the/Tam/mother/Cam.

2.princess/the/turned/dragon/the/married/handsome/prince/into/a/and.

3.a/and/gold/with/greedy/the/brother/filled/large/very/all/his/bag/pockets

Tính các góc hình thang cân, biết 1 góc bằng 50 độ. ( Viết lời giải đầy đủ )

Exercise 3. Put the words in the right order to correct sentences.

1. time / they / do / what / leisure / did / their / in / ?

2. mind / picking / I / at / don't / all / you / . / up

3. and / paint / everyday / our / centre / we / to / go / community / where / we / dance / .

4. kinds / I've / to / of / addicted / fruits / been / some / .

5. window / she's / on / shopping / hooked / .

6. not / socialise / classmates / I / tend / to / with / my /.

7. never / are / some / people / ! / satisfied

Cho đa thức \(Q(x\))=-\(x\)²+\(ax\). Biết \(Q\)(-1) = 2\(Q\)(1)

Thu gọn đơn thức A, cho biết hệ số, phần biến và bậc của đơn thức thu gọn được.

A=\(\dfrac{5}{8}\)x³y² (-x²y²) [-\(\dfrac{3}{2}\)x²yz³ ]