Question

(1 point) The reduced row-echelon forms of the augmented matrices of four systems are given below. How many solutions does each system have? \begin{bmatrix} 1 & 0 & 0 & \vert & 0\\ 0 & 1 & 0 & \vert & 8\\ 0 & 0 & 1 & \vert & 1 \end{bmatrix} A. No solutions B. Unique solution C. Infinitely many solutions D. None of the above \begin{bmatrix} 0 & 1 & 0 & \vert & -3\\ 0 & 0 & 1 & \vert & 0 \end{bmatrix} A. Infinitely many solutions B. No solutions C. Unique solution D. None of the above \begin{bmatrix} 1 & 0 & 0 & \vert & 1\\ 0 & 0 & 1 & \vert & -13 \end{bmatrix} A. Infinitely many solutions B. Unique solution C. No solutions D. None of the above \begin{bmatrix} 1 & 0 & \vert & 12\\ 0 & 1 & \vert & -7 \end{bmatrix} A. Unique solution B. Infinitely many solutions C. No solutions D. None of the above

          (1 point) The reduced row-echelon forms of the augmented matrices of four systems are given below. How many solutions does each system have?
\begin{bmatrix} 1 & 0 & 0 & \vert & 0\\ 0 & 1 & 0 & \vert & 8\\ 0 & 0 & 1 & \vert & 1 \end{bmatrix}
A. No solutions
B. Unique solution
C. Infinitely many solutions
D. None of the above
\begin{bmatrix} 0 & 1 & 0 & \vert & -3\\ 0 & 0 & 1 & \vert & 0 \end{bmatrix}
A. Infinitely many solutions
B. No solutions
C. Unique solution
D. None of the above
\begin{bmatrix} 1 & 0 & 0 & \vert & 1\\ 0 & 0 & 1 & \vert & -13 \end{bmatrix}
A. Infinitely many solutions
B. Unique solution
C. No solutions
D. None of the above
\begin{bmatrix} 1 & 0 & \vert & 12\\ 0 & 1 & \vert & -7 \end{bmatrix}
A. Unique solution
B. Infinitely many solutions
C. No solutions
D. None of the above

(1 point) The reduced row-echelon forms of the augmented matrices of four systems are given below. How many solutions does each system have?

< b m a t r i x >

A. No solutions
B. Unique solution
C. Infinitely many solutions
D. None of the above

< b m a t r i x >

A. Infinitely many solutions
B. No solutions
C. Unique solution
D. None of the above

< b m a t r i x >

A. Infinitely many solutions
B. Unique solution
C. No solutions
D. None of the above

< b m a t r i x >

A. Unique solution
B. Infinitely many solutions
C. No solutions
D. None of the above

Added by Fernando T.

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