Search found 101 matches
- Wed Aug 24, 2011 6:58 am
- Forum: Physics
- Topic: String Theory
- Replies: 4
- Views: 4292
Re: String Theory
xkcd .. nice one there tahmid
- Fri Aug 19, 2011 7:38 am
- Forum: Physics
- Topic: Integration
- Replies: 6
- Views: 4767
Re: Integration
you can always google it .
- Thu Aug 11, 2011 7:22 pm
- Forum: Chemistry
- Topic: পরমাণুর গঠন
- Replies: 15
- Views: 9703
Re: পরমাণুর গঠন
ইলেকট্রন এর গতি অনেক বেশি থাকে শেল এ , তার ফলে ভর এর পরিবর্তন আসার কথা । ( i have doubts though)
- Wed May 11, 2011 3:14 pm
- Forum: Secondary Level
- Topic: 7 divide $n^7-n$
- Replies: 6
- Views: 4472
Re: 7 divide $n^7-n$
nadim used fermat's little theorem
- Thu Jan 20, 2011 11:38 pm
- Forum: Divisional Math Olympiad
- Topic: digit again again
- Replies: 5
- Views: 4269
Re: digit again again
no one!.......................
- Tue Jan 18, 2011 8:59 pm
- Forum: Divisional Math Olympiad
- Topic: digit again again
- Replies: 5
- Views: 4269
digit again again
what is the last two digits of $2^{999}$
my asnwer is 32
my asnwer is 32
- Tue Jan 18, 2011 8:57 pm
- Forum: H. Secondary: Solved
- Topic: Dhaka Higher Secondary 2010/6
- Replies: 15
- Views: 10999
Re: Dhaka Higher Secondary 2010/6
fermat's little theorem can be useful ..........but this is too trivial
- Tue Jan 18, 2011 8:55 pm
- Forum: H. Secondary: Solved
- Topic: Dhaka Higher Secondary 2010/1 (Secondary 2010/8)
- Replies: 3
- Views: 10660
Re: Dhaka Higher Secondary 2010/1
is this BDMO bot user like gamebot in AOPS ,
the problem was corrected from $x=2$ to 2010 not $x=0$
the aswer is 0 for every $x$ will be $f(x)=0$ ,even if we think $2$ is only prime number
the problem was corrected from $x=2$ to 2010 not $x=0$
the aswer is 0 for every $x$ will be $f(x)=0$ ,even if we think $2$ is only prime number
- Sat Jan 15, 2011 7:54 pm
- Forum: Divisional Math Olympiad
- Topic: AMC 2006
- Replies: 1
- Views: 2382
AMC 2006
Six distinct positive integers are randomly chosen between 1 and 2011, inclusive. What is the probability that some pair of these integers has a difference that is a multiple of 5?
- Tue Jan 11, 2011 4:18 pm
- Forum: Divisional Math Olympiad
- Topic: proability
- Replies: 7
- Views: 4694
Re: proability
i guess so