MathAlgebraLinear algebraMatrices

Introduction to matrices

Theory

Elements

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How many elements are in this matrix D2,5=(3−30000−10−30)D_{2,5} = \begin{pmatrix} 3 & -3 & 0 & 0 & 0 \\ 0 & -1 & 0 & -3 & 0 \\ \end{pmatrix}?

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