Posted by **Bob** on Sunday, May 16, 2010 at 4:47pm.

how many ways can 9 cars be parked in a row of 9 parking spaces?

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March 23, 2017
Posted by **Bob** on Sunday, May 16, 2010 at 4:47pm.

how many ways can 9 cars be parked in a row of 9 parking spaces?

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