Mathematics - 19 June 2006

2006-06-19 02:54:44 · 8 answers · asked by Anonymous

2006-06-19 02:44:03 · 10 answers · asked by Anonymous

2006-06-19 02:43:33 · 3 answers · asked by ninin a 1

2006-06-19 02:40:29 · 2 answers · asked by watdhell2287 1

2006-06-19 02:37:49 · 5 answers · asked by watdhell_2287 1

2006-06-19 02:32:24 · 4 answers · asked by iambored_2287 1

prove that a^(n)+b^(n)+........+n^(n) can be expressed as difference of at least one set of two perfect squares. here n is upto infinity.

2006-06-19 02:31:01 · 3 answers · asked by rajesh bhowmick 2

2006-06-19 02:19:19 · 2 answers · asked by iamsmart_2287 1

2006-06-19 02:06:50 · 9 answers · asked by Maths Tutor 2

two friends went to a shopkeeper they had both 25 dollar in pocket .both purchased a gift of 50 dollar .means both contribuited 25 dollar each and come back .now the shopkeeper realised that the t shirt was of 45 dollar and not 50 dollar .now he think of refunding 5 dolar to both customers .but being greedy he put 2 dollar in his pocket and refunded 1 dollar 50 cents each to his customers .now the question is each person contrbuited 23 dollar and 50 cents that means total amount is 47 dollar and shopkeeper put 2 dollar in his pocket total amount is forty nine dollar 49 dollar where the one dollar has gone ?can u explain this ?

2006-06-19 01:44:15 · 10 answers · asked by richiemalik 1

2006-06-19 01:07:50 · 2 answers · asked by vanchit 2

there is two digit number the ten's place is exceeds the unit place by 6,and when 8 is added to the number, the number reversed itself,
what is the number??

2006-06-19 00:56:26 · 4 answers · asked by manjul c 1

Here's one inspired by a question of Eulercrosser:

Evaluate
int [exp(-ax)-exp(-bx)]/x dx
where a,b>0 and the integral goes from 0 to infinity.

2006-06-19 00:43:04 · 4 answers · asked by mathematician 7

it is related to prime factorization

2006-06-19 00:21:05 · 3 answers · asked by armi_area 1