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30. A teacher wants to assign 6 different tasks to her 6 students.
In how many possible ways can she do it?​


Sagot :

Answer:

720 ways, i think

Step-by-step explanation:

[tex]P(n.r)=\frac{n!}{(n-r!)}\\\\P(4,4)=\frac{6!}{(6-6)!}\\ =\frac{6!}{0!}\\ =\frac{6(5)(4)(3)(2)(1)}{1}\\ =720[/tex]

I think, 720 ways