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how many differnt numbers can be formed by using six out of nine digits 1,2,3....9???
Read Solution (Total 9)
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- If repetition is allowed 9^6
If not allowed,9C6*6! - 11 years agoHelpfull: Yes(12) No(1)
- 9*8*7*6*5*4=60480
- 11 years agoHelpfull: Yes(11) No(0)
- If repetition is allowed 9^6
If repetition not allowed,9p6 - 11 years agoHelpfull: Yes(9) No(0)
- i think its 9^6
- 11 years agoHelpfull: Yes(8) No(3)
- as the numbers need to different....there should not be any repetition..hence it can be done in 9*8*7*6*5*4=60480 ways
- 11 years agoHelpfull: Yes(1) No(0)
- if repetition is not allowed, then 9c6
if repetition is allowed ,then 9^6
- 11 years agoHelpfull: Yes(1) No(0)
- 9C6.. selecting 6 digit out of 9 digit
- 11 years agoHelpfull: Yes(0) No(2)
- 9*9*9*9*9*9=9^6 will be ans
- 11 years agoHelpfull: Yes(0) No(1)
- i think singl,2 digit ...6 digt numbrs also possible na
- 11 years agoHelpfull: Yes(0) No(1)
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