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Test Elemente de combinatorica

Authored by Cristina Irimies

Mathematics

10th - 12th Grade

Used 32+ times

Test Elemente de combinatorica
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 C75=?C_7^5=?  

21

44

25

41

2.

MULTIPLE SELECT QUESTION

5 mins • 1 pt


 A83=?A_8^3=?  

250

336

153

20

3.

FILL IN THE BLANKS QUESTION

5 mins • 1 pt

Calculati

 P3P_3  



(a)  

4.

FILL IN THE BLANKS QUESTION

5 mins • 1 pt

Efectuati

2! + 0! + 4!

(a)  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 8!3!5!=?\frac{8!}{3!\cdot5!}=?  

15

26

56

89

6.

FILL IN THE BLANKS QUESTION

15 mins • 1 pt

Rezultatul calculului

 A53+3 C52P3 \frac{A_5^3+3\ C_5^2}{P_3}\   este ...



(a)  

7.

FILL IN THE BLANKS QUESTION

5 mins • 1 pt

Rezultatul calculului

 C20092C20092007C_{2009}^2-C_{2009}^{2007}  este ... 



(a)  

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