Find the Dimensions of the Matrix $A = \left[ \begin{array} { l l l l } - 1 & 2 & 0 & 3\end{array} \right]$

question 169

Multiple Choice

Find the dimensions of the matrix $A = \left[ \begin{array} { l l l l } - 1 & 2 & 0 & 3\end{array} \right]$
And identify the value of the element $Q _ { 14 }$ .

• A) \(4 \times 1\) ; \(a _ { 14 } = 3\)
• B) \(1 \times 4\) ; \(a _ { 14 } = 2\)
• C) \(4 \times 1\) ; \(a _ { 14 } = - 1\)
• D) \(1 \times 4\) ; \(a _ { 14 } = - 1\)
• E) \(1 \times 4\) ; \(a _ { 14 } = 3\)

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