Permutation and Combination
(Combination)
How many different 20-question examinations can be...
![subject](/tpl/images/cats/mat.png)
Mathematics, 11.09.2021 04:40 jordanrini
Permutation and Combination
(Combination)
How many different 20-question examinations can be formed from a test-bank of 30 questions?
30 c 20
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:00
Which of the following is equal to the rational expression when x is not equal to -2 or -6?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:30
Write the equation of the circle centered at (10,-2) with radius 2.
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 20.01.2021 18:00
![question](/tpl/images/cats/fizika.png)
Physics, 20.01.2021 18:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 20.01.2021 18:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 20.01.2021 18:00
![question](/tpl/images/cats/en.png)
English, 20.01.2021 18:00
![question](/tpl/images/cats/mat.png)
Mathematics, 20.01.2021 18:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.01.2021 18:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.01.2021 18:00
![question](/tpl/images/cats/mat.png)
Mathematics, 20.01.2021 18:00
![question](/tpl/images/cats/mat.png)
Mathematics, 20.01.2021 18:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 20.01.2021 18:00
![question](/tpl/images/cats/mat.png)
Mathematics, 20.01.2021 18:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.01.2021 18:00