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Mathematics 8 Online
OpenStudy (anonymous):

8

OpenStudy (anonymous):

@satellite73 ?

OpenStudy (anonymous):

@jim_thompson5910 @Luis_Rivera @Mertsj

OpenStudy (anonymous):

answer: D

OpenStudy (anonymous):

and a fuc.k yer penus

OpenStudy (anonymous):

I don't think that was called for

OpenStudy (anonymous):

i think about 9. Entering door 1= (1) exit door 1 (2) exit door 2 (3) exit door 3 entering door 2= (4) exit door 1 (5) exit door 2 (6) exit door 3 entering door 3= (7) exit door 1 (8) exit door 2 (9) exit door 3

OpenStudy (anonymous):

She's right the formula is The problem type is “no indistinguishable objects and repetitions allowed”. = 3^2 = 9.

OpenStudy (anonymous):

thks

OpenStudy (dean.shyy):

Wouldn't you do the notation of 3! ?

OpenStudy (anonymous):

No because 3 ! = 6 , not 9

OpenStudy (mertsj):

You have 3 choices for the door you enter. You have 3 choices for the door you exit. 3 x 3 = 9

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