Question 1

0!

Accepted Answer

1

Answer

0

Answer

10

Answer

undefined

Question 2

$n imes\left(n-1
ight) imes.\ .\ .\ imes3\ imes2 imes1$

Accepted Answer

$n imes\left(n-1
ight) imes.\ .\ .\ imes3\ imes2 imes1$

Answer

$n imes\left(n-1
ight) imes.\ .\ .\ imes3\ imes2 imes1$

Answer

n

Answer

$n imes\left(n-1
ight) imes.\ .\ .\ imes3\ imes2 imes1$

Question 3

$n imes\left(n-1
ight) imes.\ .\ .\ imes3\ imes2 imes1$

Accepted Answer

5040

Answer

120

Answer

720

Answer

7000

Question 4

$n imes\left(n-1
ight) imes.\ .\ .\ imes3\ imes2 imes1$

Accepted Answer

120

Answer

135

Answer

90

Answer

105

Question 5

$n imes\left(n-1
ight) imes.\ .\ .\ imes3\ imes2 imes1$

Accepted Answer

30

Answer

26

Answer

28

Answer

24

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