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Home  >>  JEEMAIN and NEET  >>  Mathematics  >>  Class12  >>  Matrices

The characteristic root of the matrix $\begin{bmatrix}1&0&0\\2&3&0\\4&5&6\end{bmatrix}$ are

$(a)\;1,3,6\qquad(b)\;1,2,4\qquad(c)\;4,5,6\qquad(d)\;2,4,6$

1 Answer

Since the given matrix is a triangular matrix so its characteristic roots are the diagonal elements.Hence the required roots are 1,3,6
Hence (a) is the correct answer.
answered Nov 25, 2013 by sreemathi.v
 

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