a) A=\(\begin{bmatrix}2&0&0\\0&2&0\\0&0&2\end{bmatrix}\)
b) A=\(\begin{bmatrix}1&1&1\\1&1&1\\1&1&1\end{bmatrix}\)
c) A=\(\begin{bmatrix}7&0&0\\0&2&0\\0&0&5\end{bmatrix}\)
d) A=\(\begin{bmatrix}2&1&5\\8&1&2\\2&4&8\end{bmatrix}\)
Which of the following is a scalar matrix?
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answerhappygod
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Which of the following is a scalar matrix?
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