New user? Sign up

Existing user? Log in

\(N\) spheres are placed in a semicircle on a frictionless surface. The mass of all these spheres is \(m_1\).

A sphere of mass \(m_2\) is then projected so that it ...

Call a positive integer \(N\) \(\textbf{good}\), if it is prime and the cube of the number in decimal representation can be split into 3 parts such that their sum ...

Any number can be represented as a sum of square of numbers, for example \(9\) can be represented as \(3^{2}\) or \(2^{2}+2^{2}+1^{2}\) or even ...

Problem Loading...

Note Loading...

Set Loading...