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Linear Algebra 8 Online
OpenStudy (anonymous):

how many ways can the word "crosses" be arranged?

OpenStudy (raden):

permutation by same elements use the formula : P = n!/q! n = the number all elements q! = the same elements

OpenStudy (raden):

here, given n=7, q=3 (because the 's 3 times)

OpenStudy (raden):

so, what's 7!/3! ?

OpenStudy (koikkara):

@RadEn.....Good Work Friend....! After solvin have fun in here..... http://www.designboom.com/history/cross_2.html

OpenStudy (anonymous):

840

OpenStudy (raden):

u are right, @Samiha1998

OpenStudy (anonymous):

yay thank you

OpenStudy (raden):

you're welcome

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