7diffent obj distribute in 3people such that one got atleast one object in how many ways obj will distribute?


a square whose side is 2m has its corner cut away so as to form an.octagon with all side equal to length ofeach side of octagpn in meter

• for atleast one we use n-1Cr-1,,so 6c2
• 9 years agoHelpfull: Yes(13) No(0)
• n+r-1cr-1 usew it
• 9 years agoHelpfull: Yes(2) No(1)
• let side of octagon=a, then a+2(a/√2) =2, a=2/(√2 +1) metres
• 9 years agoHelpfull: Yes(2) No(0)
• 35 as 7c3....
  root 2 is the ans of 2nd one
• 9 years agoHelpfull: Yes(1) No(1)
• 7+3-1c3-1=9c2=36
• 9 years agoHelpfull: Yes(0) No(0)
• lets us distribiute 1 object to each of them as one got atleast one object means each of them has atleast one object if we distribute i object to each of them then remaining are 7-3=4 so these 4 objects can be distributed in 4+3-1c3-1=6c2 thats 15
• 9 years agoHelpfull: Yes(0) No(0)