digit problem
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- Posts:41
- Joined:Tue Dec 21, 2010 10:17 pm
How many 10 letter words are there in which each of the letters contain a,v,i,k
1) at most once??
2)at least once??
to the admin: do i need to download any software to use latex? i cant make it.(sorry and will remain grateful if you please again do give the instruction )
the arrivals
1) at most once??
2)at least once??
to the admin: do i need to download any software to use latex? i cant make it.(sorry and will remain grateful if you please again do give the instruction )
the arrivals
women of purity are for men of purity and hence men of purity are for women of purity - THE HOLY QURAN
Re: digit problem
I am surprised that you did not notice the first few lines that I wrote in the forum home page.
You should get every instruction to start from there.
BTW the links on my signature (below my post) will also answer all your questions.
You should get every instruction to start from there.
BTW the links on my signature (below my post) will also answer all your questions.
"Inspiration is needed in geometry, just as much as in poetry." -- Aleksandr Pushkin
Please install LaTeX fonts in your PC for better looking equations,
learn how to write equations, and don't forget to read Forum Guide and Rules.
Please install LaTeX fonts in your PC for better looking equations,
learn how to write equations, and don't forget to read Forum Guide and Rules.
Re: digit problem
I don't really understand the ques!!
but Here are the sol'ns I made of what I made out of the probs!
$1$) $26^4\times 4^6$
$2$) $22^6\times 4^4$
Please confirm if I'm right??
but Here are the sol'ns I made of what I made out of the probs!
$1$) $26^4\times 4^6$
$2$) $22^6\times 4^4$
Please confirm if I'm right??
Please Install $L^AT_EX$ fonts in your PC for better looking equations,
Learn how to write equations, and don't forget to read Forum Guide and Rules.
"When you have eliminated the impossible, whatever remains, however improbable, must be the truth." - Sherlock Holmes
Learn how to write equations, and don't forget to read Forum Guide and Rules.
"When you have eliminated the impossible, whatever remains, however improbable, must be the truth." - Sherlock Holmes
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- Posts:135
- Joined:Thu Dec 09, 2010 12:10 pm
Re: digit problem
the second one is $26^{10}-22^{10}$...
Re: digit problem
Bonji, Plz give ur sol'n.
Btw I see my prob. my sol'n for the 2nd prob should have been $26^4 \times 22^6$
Is my sol'n also ok??
Btw I see my prob. my sol'n for the 2nd prob should have been $26^4 \times 22^6$
Is my sol'n also ok??
Please Install $L^AT_EX$ fonts in your PC for better looking equations,
Learn how to write equations, and don't forget to read Forum Guide and Rules.
"When you have eliminated the impossible, whatever remains, however improbable, must be the truth." - Sherlock Holmes
Learn how to write equations, and don't forget to read Forum Guide and Rules.
"When you have eliminated the impossible, whatever remains, however improbable, must be the truth." - Sherlock Holmes
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- Posts:135
- Joined:Thu Dec 09, 2010 12:10 pm
Re: digit problem
AT LEAST once=(total permutation) - (those words which haven't a,v,i,k)
it's not ok
it's not ok
Re: digit problem
Yeah! I saw that last night while spending an hour after thinking about the combi probs I've been working on last week. I also found out that u've become a mastermind of combi probs, bonji!!
Please Install $L^AT_EX$ fonts in your PC for better looking equations,
Learn how to write equations, and don't forget to read Forum Guide and Rules.
"When you have eliminated the impossible, whatever remains, however improbable, must be the truth." - Sherlock Holmes
Learn how to write equations, and don't forget to read Forum Guide and Rules.
"When you have eliminated the impossible, whatever remains, however improbable, must be the truth." - Sherlock Holmes
-
- Posts:135
- Joined:Thu Dec 09, 2010 12:10 pm
Re: digit problem
btw, first one is $22^{10}+10P4\cdot22^6$
Re: digit problem
Interesting...problem related to digits seem to be the most popular ones in this forum.
"Inspiration is needed in geometry, just as much as in poetry." -- Aleksandr Pushkin
Please install LaTeX fonts in your PC for better looking equations,
learn how to write equations, and don't forget to read Forum Guide and Rules.
Please install LaTeX fonts in your PC for better looking equations,
learn how to write equations, and don't forget to read Forum Guide and Rules.