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Mathematics 20 Online
OpenStudy (anonymous):

whats this factorial 18!/16! ?

OpenStudy (anonymous):

18x17=306.

OpenStudy (anonymous):

18 ! / 16! On top is 18*17*16*15 ... Bottom is 16*15*14*13. ... So what is left is 18 * 17 on top = 306

OpenStudy (moosey):

306!

OpenStudy (anonymous):

306 factorial? nope def wrong :p

OpenStudy (anonymous):

yay i got it right lol i just needed to see if it was right ..

OpenStudy (anonymous):

why did you medal mosey and not us hahah pshh

OpenStudy (anonymous):

lol im sorry ..

OpenStudy (anonymous):

haha I'm just kidding

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