![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:20
Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?
Answers: 3
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
You know the right answer?
What is the value of the expression 9 4n-1 when n =3...
Questions
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 20:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 25.05.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 20:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 20:00
![question](/tpl/images/cats/istoriya.png)
History, 25.05.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 20:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 20:00
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 25.05.2021 20:00