Question: Let L be a linear operator on Rn. Suppose that L(x) =0 for some x 0. Let A be the matrix representing L with

Let L be a linear operator on Rn. Suppose that L(x) =0 for some x ≠ 0. Let A be the matrix representing L with respect to the standard basis [e1, e2,..., en]. Show that A is singular

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