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Mathematics 22 Online
OpenStudy (anonymous):

evaluate 9c4 and 9p4

OpenStudy (anonymous):

u would do 9*8*7*6

OpenStudy (anonymous):

9!/(4!)(5!) AND 9!/4!

OpenStudy (anonymous):

so 9*8*7*6 plus 9*4?

OpenStudy (anonymous):

9*8*7*6/24

OpenStudy (anonymous):

akanksha..wt hapnd?

OpenStudy (anonymous):

is the second one 15120?

OpenStudy (anonymous):

must bbe

OpenStudy (anonymous):

can u check?

OpenStudy (anonymous):

ur right

OpenStudy (anonymous):

@akanksha: humein to add karna tha na??

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