N!/(n-2)! =210
what is the way to solve these...
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:20
The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00
Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(โ2, 8), b'(โ5, 6), c'(โ8, 8), d'(โ4, 2).
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:40
The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:50
Free points also plz look my profile and answer really stuff
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.07.2019 01:00
![question](/tpl/images/cats/fizika.png)
Physics, 22.07.2019 01:00
![question](/tpl/images/cats/istoriya.png)
History, 22.07.2019 01:00
![question](/tpl/images/cats/istoriya.png)
History, 22.07.2019 01:00
![question](/tpl/images/cats/biologiya.png)
Biology, 22.07.2019 01:00
![question](/tpl/images/cats/ekonomika.png)
Business, 22.07.2019 01:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 22.07.2019 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 22.07.2019 01:00
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 22.07.2019 01:00
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.07.2019 01:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 22.07.2019 01:00
![question](/tpl/images/cats/health.png)
Health, 22.07.2019 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 22.07.2019 01:00
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 22.07.2019 01:00
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.07.2019 01:00