I have a problem in math. It is: 6P6 . I don't know what P means! HELP! Thanks puppylove need help ASAP!
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nPr= n!/(n-r)! So in your case 6P6=6!/(6-6)!=6!/0!=720/1=720 In case you are wondering n!=1*2*3*,...n 6!=6*5*4*3*2*1=720 0!=1 These are built in to most calculators.
Last edited by Len; April 2nd 2008 at 02:17 PM.
How did you get (6-6)=6! ? I'm so confused! puppylove
Originally Posted by puppylove How did you get (6-6)=6! ? puppylove I didn't, the formula is In your case n=6 r=6 so I think you missed the division sign & sorry I'm still new to LaTeX.
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