Is the vector

\[\vec{b} = \begin{bmatrix} -39 \\ -39 \\ -16 \end{bmatrix}\]

in the span of the vectors

\[ \begin{bmatrix} 1 \\ 1 \\ 4 \end{bmatrix} \quad \begin{bmatrix} 7 \\ 7 \\ 0 \end{bmatrix} \quad \begin{bmatrix} -11 \\ -11 \\ -16 \end{bmatrix} \quad ?\]

Click for (rounded) answer

Click for Latex code





Should \(\vec b\) be in the span?