
Kombinatorika a pravdepodobnosť
Authored by Katarína Bolceková
Mathematics
12th Grade

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18 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ako označujeme počet všetkých k-variácií z n prvkov?
V(n, k)
V_k(n)
V(n)
V_k
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Čo znamená, že každý prvok množiny má svoje dané poradie?
Poradie prvkov je náhodné
Poradie prvkov nezáleží
Poradie prvkov záleží
Prvky nemajú poradie
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koľko možností máme pri výbere k-tého člena usporiadanej k-tice z množiny n prvkov?
n - k + 1
n - k
n + k
n - 1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ako sa vypočíta počet variácií bez opakovania V_k(n)?
n!
n(n-1)...(n-k+1)
n + k
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ako označujeme počet všetkých k-variácií z n prvkov?
V(n, k)
V_k(n)
C(n, k)
P(n, k)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Čo sa stane s počtom spôsobov výberu, keď sa prvok môže opakovať?
Počet spôsobov výberu sa zmení
Počet spôsobov výberu sa nemení
Počet spôsobov výberu sa zníži
Počet spôsobov výberu sa zvýši
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koľko možností máme pri výbere 1. člena usporiadanej k-tice?
n - 1
n + 1
n
2n
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