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Mathematics 9 Online
OpenStudy (anonymous):

8! 12! / 7! 14!

OpenStudy (anonymous):

just hint : 8! = 8.7.6.5.4.3.2.1 12! = 12.11.10.9. ... 3.2.1 7! = 7.6.5.4.3.2.1 4! = 4.3.2.1

OpenStudy (anonymous):

yeah my answers are too long and have an e in them... lol

OpenStudy (shamim):

8!=8*7!

OpenStudy (shamim):

14!=14*13*12!

OpenStudy (anonymous):

yes, this too long. LOL @shamim , can you make be simple ?

OpenStudy (shamim):

8*7!*12!/7!*14*13*12!

OpenStudy (anonymous):

yeah I don't know what that means

OpenStudy (anonymous):

"If your answer is not an integer, write it as an exact fraction"

OpenStudy (shamim):

now u hv to cancell 7! frm numerator nd denominator

OpenStudy (shamim):

u hv to cancell 12! frm numerator nd denominator too

OpenStudy (shamim):

can u guess wt will b the result

OpenStudy (anonymous):

4/91

OpenStudy (shamim):

correct

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