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The minor of a particular element of a matrix is found by eliminating the row and column of that element and finding the determinant of the remaining matrix.

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## Glossary

### matrix

a rectangular or square grid of numbers.

### minor

of an element of a matrix found be eliminating the row and column containing that element and finding the determinant of the remaining matrix.

### union

The union of two sets A and B is the set containing all the elements of A and B.

Full Glossary List

## This question appears in the following syllabi:

SyllabusModuleSectionTopicExam Year
AQA A-Level (UK - Pre-2017)FP4Matrix algebra3x3 matrices-
AQA A2 Further Maths 2017Pure MathsFurther Matrices3x3 Matrices-
AQA AS/A2 Further Maths 2017Pure MathsFurther Matrices3x3 Matrices-
CBSE XII (India)AlgebraDeterminantsDeterminant of a square matrix (up to 3 x 3)-
CCEA A-Level (NI)FP1Matrix algebra3x3 matrices-
Edexcel A-Level (UK - Pre-2017)FP3Matrix algebra3x3 matrices-
Edexcel AS Further Maths 2017Core Pure MathsMatrices3x3 Matrices-
Edexcel AS/A2 Further Maths 2017Core Pure MathsMatrices3x3 Matrices-
Methods (UK)M5Matrix algebra3x3 matrices-
OCR A-Level (UK - Pre-2017)FP1Matrix algebra3x3 matrices-
OCR AS Further Maths 2017Pure CoreDeterminants, Inverses and Equations3x3 Matrices-
OCR MEI A2 Further Maths 2017Core Pure BMatrices and Transformations3x3 Matrices-
OCR-MEI A-Level (UK - Pre-2017)FP2Matrix algebra3x3 matrices-
Universal (all site questions)MMatrix algebra3x3 matrices-
WJEC A-Level (Wales)FP1Matrix algebra3x3 matrices-