Nina (walk)……………………….to school every day. 2. I (listen)………………………………to music every night. 3. They (love)……………………..English. 4. He (study)………………………..Information Technology every night. 5. He (carry)……………………..a big TV. 6. You (ride)……………………a bike every day. 7. They (sweep)………………………….the floor. 8. I (use)………………………… this pen to draw.
1. walks
2. listen
3. love
4. studies
5. is carrying
6. ride
7. are sweeping
8. use
1. walks
2.listens
3.love
4.studies
6.rides
\(Q=x-2\sqrt{2x-1}\)
ĐKXĐ : \(x\ge\frac{1}{2}\),ta có
\(2Q=2x-4\sqrt{2x-1}\)
\(=\left(2x-1\right)-4\sqrt{2x-1}+4-3\)
\(=\left(\sqrt{2x-1}-2\right)^2-3\ge-3\)
Dấu "=" xảy ra khi \(\sqrt{2x-1}=2\Rightarrow x=\frac{5}{2}\)(TM)
1. walks
2.listens
3.love
4.studies
6.rides
tk mk nha mk dang can diem
1.Walks
2.listen
3.love
4.studies
5.carries
6.ride
7.sweep
8.use
