Question

10)Calcule A 10,3
a) 880
b) 720
c) 260
d) 530
Fórmulas
Anp= n!
(n-pl!
1
2
3
4
5
6
Cnp = n!
P!(n-p)!​

Answer 1

Boa tarde!

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→ Arranjo simples

A(n,p)=n!/(n-p)!

A(10,3)=10!/(10-3)!

A(10,3)=10!/7!

A(10,3)=10·9·8·7!/7!

A(10,3)=10·9·8

A(10,3)=720 → resposta

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Att;Guilherme Lima