\( |\lambda \mathbf{A}|=\lambda|\mathbf{A}| \), if (a) \( \lambda0 \) (b) \( \lambda0 \) (c) \( ...

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\( |\lambda \mathbf{A}|=\lambda|\mathbf{A}| \), if
(a) \( \lambda0 \)
(b) \( \lambda0 \)
(c) \( \lambda=0 \)
(d) \( \lambda \neq 0 \)
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