Recapitulare:probleme de numarare

Recapitulare:probleme de numarare

10th Grade

14 Qs

quiz-placeholder

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Recapitulare:probleme de numarare

Recapitulare:probleme de numarare

Assessment

Quiz

Mathematics

10th Grade

Hard

Created by

Gabriela Baston

Used 22+ times

FREE Resource

14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Numarul permutarilor unei multimi este

Cnk

n!

Ank

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Numarul submultimilor ordonate de cate k elemente dintr-o multime de n elemente este dat de

combinari de n luate cate k

permutari de k elemente

aranjamente de n luate cate k

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Numarul tuturor submultimilor unei multimi cu n elemente este

n(n+1)/2

n!

2n

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Numarul tuturor functiilor ce se pot defini de la A la B, unde cardA=m si card B=n este

nm

mn

Cnm

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Numarul functiilor bijective ce se pot forma de la A la B, unde cardA=m si cardB=n

Anm

mn

Numai pentru m=n, n!

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Termenul general al binomului lui Newton este

Tk+1=Cnk.an-k.bk

Tk+1 = Cnk.an.bk

Tk+1 = Cnk · ak ·bn-k

necunoscut

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Un termen din binomul lui Newton este independent de x daca

contine pe x la puterea 0

nu contine x

este un numar ce nu are x in exprimare

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