CAPE Pure Mathematics Unit 2 · May/June 2018 · Paper 1 · Question Q45
The matrix \mathbf{A} represents a system of linear equations after some elementary row operations have been performed.
\mathbf{A} = \begin{pmatrix} 1 & 0 & 1 & : & 3 \\ 0 & 1 & -1 & : & 2 \\ 0 & 0 & 0 & : & 2 \end{pmatrix}
Which of the following statements is TRUE?
- (A)The solution is unique.
- (B)There is no solution.
- (C)There are infinitely many solutions.
- (D)The solutions are dependent.
The answer is shown once you've answered.
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