Combinatoriek: keuze met en zonder herhaling Flashcards

1
Q

Wat is combinatoriek

A

formulering van telproblemen

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2
Q

Wat is de product regel

A

en = *

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3
Q

Wat is de som regel

A

of = +

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4
Q

Geef def van n-faculteit in symbolen + vb

A

∀ n ∈ ℕ0 : n * (n-1) * (n-2) … *2*1

+ vb 4! = 4*3*2*1 = 24

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5
Q

Wat is 0!

A

1

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6
Q

Is de p of n groter bij keuzes zonder herhaling

A

p ≤ n

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7
Q

Wat is variatie + formule

A

Variatie is met volgorde van belang en p ≠ n +

Vpn = n!/(n-p)!

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8
Q

Wat is permutatie + formule

A

Permutatie is met volgorde van belang en p = n +

Pn = n!

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9
Q

Wat is combinatie + formule

A

Combinatie is zonder volgorde +

Cpn = n!/p!(n-p)!

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10
Q

wat is herhalingsvariatie + formule

A

herhalingsvariatie is met herhaling en volgorde van belang en zonder aantal herhalingen bepaald

Vpn met streep boven = np

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11
Q

wat is herhalingspermutatie + formule

A

herhalingspermutatie is met volgorde van belang met herhaling en met aantal herhalingen bepaald

Pα,βn met streep boven = n!/α!β!

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12
Q

wat is herhalingscombinatie + formule

A

herhalingscombinatie is met herhaling zonder volgorde van belang +

Cpn met streep erboven = Cpn+p-1

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13
Q

vanuit welk bekijk je de herhaling en volgorde

A

volgorde vanuit p en herhaling vanuit n

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14
Q

Maak het schema voor combinatoriek

A

P38 in de boek

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