Showing Tag: "vinod" (Show all posts)

Something Different!

Posted by vinod on Tuesday, November 16, 2010, In : Education

1)Let p be an odd prime and n a positive integer. In the coordinate plane, eight distinct points with integer coordinates lie on a circle with diameter of length p^n. Prove that there exists a triangle with vertices at three of the given points such that the squares of its side lengths are integers divisible by p^n+1

2)Show that 1+2+3+........+n divides 1^k+2^k+...........+n^k, for and odd positive integer k and for nay natural number n

3)Denote by a, b, c the lengths of the sides of a tria...
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Dare to Try

Posted by vinod on Friday, October 1, 2010, In : Education

10 challenging problem for bright students its aimed for studenst preparing for Olympiad or Indian Statistical institute

Limits

Posted by vinod on Friday, June 25, 2010, In : Education

Problems for IIT,AIEEWBJEE,ISC,CBSE and other boards on Limits. Click here to download Follow on Buzz
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CAT 2008

Posted by vinod on Monday, May 24, 2010, In : Education

I have uploaded CAT 2008 maths paper and two problem sheet for engineering students on PD and Laplace Transformation. Click here to go to the download page
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Maths

Posted by vinod on Saturday, May 22, 2010,

Here is a site where you can find maths papers, worksheet, materials for free. Papers for the board ISC,CBSE,H.S of previous year is available, Most of the materials is developed by me. I am also providing materials for AIEEE, WBJEE,IIT and other competetive exams
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About Me

Vinod Singh

Kolkata

Education : M.Sc Pure Mathematics,(Calcutta University) First Class. B.Sc Mathematics Honours,(St. Xavier's kolkata) First Class.

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