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# help plz matrices/vectors

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Find the matrix $$\mathbf{A}$$ such that $$\mathbf{A} \mathbf{w} = \begin{pmatrix} 4 \\ 7 \\ -1 \end{pmatrix} \times \mathbf{w}$$ for all vectors $$\mathbf{w}.$$

Jun 22, 2020

#1
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The matrix A is

$$\begin{pmatrix} 4 & 7 & -1 \\ 7 & -1 & 4 \\ -1 & 4 & 7 \end{pmatrix}$$

Jun 22, 2020
#2
+31296
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How are we to interpret

as a cross-product, as element by element multiplication or what?

Jun 22, 2020
#3
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Crossproduct. Im sorry that i didn't specify

SomeNewUser276  Jun 24, 2020