Find $A^TA$ and $AAT$. $A = \begin{bmatrix} 0 & 2\\ 4 & 1 \\ -1 & -1 \end{bmatrix}$ (a) $A^TA$ (b) $AAT$
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\[ A = \begin{bmatrix} 0 & 2 & 2 \\ 4 & 1 & -1 \end{bmatrix} \] Show more…
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