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Combine scalar multiples of matrices

Question 1 of 8

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The matrices \(Q\) and \(B\) are given below

Q = \begin{bmatrix} 1 & 11 \\ 11 & 2 \end{bmatrix}

B = \begin{bmatrix} 5 & 0 \\ 7 & 4 \end{bmatrix}