## Search found 101 matches

Wed Aug 24, 2011 6:58 am
Forum: Physics
Topic: String Theory
Replies: 4
Views: 839

### Re: String Theory

xkcd .. nice one there tahmid
Fri Aug 19, 2011 7:38 am
Forum: Physics
Topic: Integration
Replies: 6
Views: 1108

### Re: Integration

you can always google it .
Thu Aug 11, 2011 7:22 pm
Forum: Chemistry
Topic: পরমাণুর গঠন
Replies: 15
Views: 2151

### 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: 1258

### Re: 7 divide \$n^7-n\$

Thu Jan 20, 2011 11:38 pm
Topic: digit again again
Replies: 5
Views: 1096

### Re: digit again again

no one!.......................
Tue Jan 18, 2011 8:59 pm
Topic: digit again again
Replies: 5
Views: 1096

### digit again again

what is the last two digits of \$2^{999}\$
my asnwer is 32
Tue Jan 18, 2011 8:57 pm
Forum: H. Secondary: Solved
Topic: Dhaka Higher Secondary 2010/6
Replies: 15
Views: 3025

### 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: 1832

### 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
Sat Jan 15, 2011 7:54 pm
Topic: AMC 2006
Replies: 1
Views: 590

### 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