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In past, people used this code to keep things secret. What they actually did was that the message was written in the immediate cipher text by converting each letter into ...

In a chessboard colouring of the " 2-D plane", every black square has an equal number of white and black squares as neighbours-4 (even sharing a single vertex is counted as ...

If \(a\) = \(x^{33}\) and \(a^2\) - 240\(a\) + 9 = 0, find the sum of the roots of the equation.

Main post link -> https://brilliant.org/assessment/s/algebra-and-number-theory/2045924/

I have noticed a very big blunder in the number and theory challenges section, the question for 100 marks ...

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