A First Course in Linear Algebra · Problem LI.RQ.3

Vectors — Robert Beezer

Mathematics — Linear Algebra · linear-independence-nonsingular-matrices

Problem

Is the matrix below singular or nonsingular? Explain your answer using only the final conclusion you reached in the previous question, along with one new theorem. [134−12302−4]\begin{bmatrix} 1 & 3 & 4 \\ -1 & 2 & 3 \\ 0 & 2 & -4 \end{bmatrix}

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