HOC24
Lớp học
Môn học
Chủ đề / Chương
Bài học
take -> taking
like + Ving: thích làm gì
1. cans -> can2. has -> have3. to -> for4. is -> are5. ?6. do -> does7. on -> at
1. take - are going
2. not to wait
1. are -> am2. take -> taking3. getting -> to get4. many -> any5. paddling -> to paddle6. to give -> giving7. reused -> reuse8. to come -> come9. then -> when10. interesting -> interested11. buyed -> bought12. invite -> inviting13. to me -> me14. gave -> given15. go -> going16. is -> was17. gives -> gave18. follow -> to follow19. take -> took20. help -> hold
$\begin{cases}sinα+cosα=\dfrac{7}{5}\\sin^2α+cos^2α=1\\\end{cases}$
`<=>` $\begin{cases}sinα+cosα=\dfrac{7}{5}\\(sinα+cosα)^2-2sinαcosα=1\\\end{cases}$
`<=>` $\begin{cases}sinα+cosα=\dfrac{7}{5}\\sinα.cosα=\dfrac{12}{25}\\\end{cases}$
`<=>` \(\left\{{}\begin{matrix}\left[{}\begin{matrix}sinα=\dfrac{4}{5}\\cosα=\dfrac{3}{5}\end{matrix}\right.\\\left[{}\begin{matrix}sinα=\dfrac{3}{5}\\cosα=\dfrac{4}{5}\end{matrix}\right.\end{matrix}\right.\)
`=>` \(\left[{}\begin{matrix}tanα=\dfrac{3}{4}\\tanα=\dfrac{4}{3}\end{matrix}\right.\)
Vậy...
1. Why wasn't this lesson learnt ?
2. How often is the dof taken out for a walk ?
3. How long has their work been done ?
Does Tim like apples ? Yes, he does.
`7/12 = 6/12 + 1/12 = 1/2 + 1/12`
`7/12 = 3/12 + 4/12 = 1/4+1/3`
`7/12 =2/12 + 5/12 = 1/6 + 5/12`
The students offer bowers to the visitors.
began - was setting
2. was walking - felt - didn't know
1. Jane isn't old enough to stay at home alone.