2010007002 | math4u.vsb.cz

SubArea:

Level:

Project ID:

2010007002

Source Problem:

Accepted:

0

Clonable:

1

Easy:

0

The seven-digit bank vault code is made from the same numbers as

9926002

. How many options are there to create the appropriate code?

\frac{7!}{(2!)^{3}} = 630

7! = 5 040

\frac{7!}{2 \cdot 2!} = 1 260

\frac{7!}{3! 2!} = 420