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Transpose Conjugate

20. For what ...

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20. For what value of x the matrix A is singular? A=[x-1 1 1] [1 x-1 1] [1 1 x-1]

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Q. The value of

x

for which the matrix

A = ⎡ ⎢ ⎣ \begin{matrix} x - 1 & 1 & 1 1 & x - 1 & 1 1 & 1 & x - 1 \end{matrix} ⎤ ⎥ ⎦

Is non-singular

Q. For what value of x the matrix A is singular?

(i) A = [\begin{matrix} 1 + x & 7 \\ 3 - x & 8 \end{matrix}]

(ii) A = [\begin{matrix} x - 1 & 1 & 1 \\ 1 & x - 1 & 1 \\ 1 & 1 & x - 1 \end{matrix}]

Q. For what value of x the matrix

A = [\begin{matrix} x - 1 & 1 & 1 \\ 1 & x - 1 & 1 \\ 1 & 1 & x - 1 \end{matrix}]

Q. For what value of

x

A

A = ⎡ ⎢ ⎣ \begin{matrix} 3 - x & 2 & 2 2 & 4 - x & 1 - 2 & - 4 & - 1 - x \end{matrix} ⎤ ⎥ ⎦

Q. For what values of

x

⎡ ⎢ ⎣ \begin{matrix} 3 - x & 2 & 2 2 & 4 - x & 1 - 2 & - 4 & - 1 - x \end{matrix} ⎤ ⎥ ⎦

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Transpose Conjugate

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