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Mathematics 9 Online
OpenStudy (anonymous):

Permutation (Probability word problem) question (I don't get it and I just got homework for it) Shelby was asked to hang 6 student paintings in a row on the wall. How many different ways could she arrange them?

sam (.sam.):

\[6!=720\]

OpenStudy (anonymous):

6! = 720 ways

OpenStudy (anonymous):

Thank you ^_^

OpenStudy (anonymous):

Number of ways to arrange \( n\) *different things* taken taken all at a time is \( n!\) Here, n = 6 so answer is 6! = 720 Let me know know if you have more doubts

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