ZIMSEC O-Level Mathematics
12Matrices
Matrices in ZIMSEC O-Level Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
Topic40 practice questions2 lessons
Learning objectives
What the syllabus expects you to be able to do.
- 12.0.1Use a matrix to store information and state its order.
- 12.0.2Add and subtract matrices, multiply a matrix by a scalar, and multiply matrices of order up to 2 × 2.
- 12.0.3Find the determinant of a 2 × 2 matrix, distinguish singular from non-singular matrices and find the inverse of a non-singular 2 × 2 matrix.
- 12.0.4Use the inverse of a 2 × 2 matrix to solve a pair of simultaneous linear equations.
Lessons
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Determinant and inverse of a 2 × 2 matrix
35 min
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Matrix operations
35 min
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Sample question
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