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ScotlandMathsQuick questions

Geometry, Proof and Systems of Equations

Quick questions on Matrices and systems of equations: determinants, inverses and Gaussian elimination - SQA Advanced Higher Maths

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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Find the determinant of (3524)\begin{pmatrix} 3 & 5 \\ 2 & 4 \end{pmatrix}. [1 mark]
What is q2?
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What does a final row 0 0 0∣00\,0\,0 \mid 0 tell you about a 3×33\times 3 system? [1 mark]

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